Have a generic MID A13 that has been wiped completely. Trying to get a recovery/OS on - Miscellaneous Android Development

So I'm an N4 owner just tinkering. Not much knowhow (Managed to follow guides to root and unlock my phones from the G1 to the N1 to today, but still slow on the uptake) but will try!
The tab is an "MID Tablet PC", generic Chinese A13 thing, came with 4.0.4 i think. No model number details in the box. I did enough searching to find that I'm not the first person to have this issue, but didn't find a sol'n.
I got it to boot into recovery ONCE after trying all day yesterday. I think it had to do w/ recognizing windows. No button combos seemed to do the trick (pow/vol etc). Don't know how I did it tbh. Once I was there i figured I'd use ADB to factory reset, but I hadn't even set up adb with it on and could get it to boot to bootloader, or factory reset, so I figured I'd wipe data, but I might've messed up with "Wipe All", and now need something to flash to it even if i CAN get it back to recovery...
Right now I get a small android icon, followed by a green splashscreen that would've lead to the old scrolling "android" screen, but now has no OS. I can get it recognized with ADB! ADB Reboot/bootloader/recovery all take me to the main splashscreen though
Downloaded a CWM copy if needed, and an original rom (for Q88 found online)
(http://forum.xda-developers.com/showthread.php?t=2189640)
THANKYOU THANKYOU for any help.

Related

[Q] UK 3G Xoom - Possible brick? Bootloop after Moray update.

Never like to have to resort to posting myself but I've had a decent look around the web and can't seem to find a solid solution to my problem so I'm hoping to get some specific help
So I have a UK MZ601 3G Motorola Xoom which was happily running Moray 2.2.1 and had been rooted using the universal root method. Decided to update to 2.2.2 and now my Xoom is stuck in a boot-loop on the custom rippling water boot animation.
The tablet hangs on the first line when trying to boot into recovery so for all my efforts cannot access CWM and perform a hard reset and fresh rom install.
I've tried - and I'm assuming I'm correct in thinking this means I cannot get the Xoom to any stage where I can use adb to attempt to get in to recovery or push files to the system etc. this way.
From what I've read on other forum posts - booting holding volume up and power puts the device into an 'RSD' state which is another method of reflashing the device? I've read this requires an 'SBF' file - which I have seen for download - but believe it only works for the US models?
I've left the boot screen looping overnight - so its not an issue of it just being slow. Because of the custom boot screen I obviously can't return it to the shop as I presume its an obvious warranty void?
Would massively appreciate any help in bringing whats looking increasingly like a £500 paper weight back to life.
Thanks
crozuk said:
Never like to have to resort to posting myself but I've had a decent look around the web and can't seem to find a solid solution to my problem so I'm hoping to get some specific help
So I have a UK MZ601 3G Motorola Xoom which was happily running Moray 2.2.1 and had been rooted using the universal root method. Decided to update to 2.2.2 and now my Xoom is stuck in a boot-loop on the custom rippling water boot animation.
The tablet hangs on the first line when trying to boot into recovery so for all my efforts cannot access CWM and perform a hard reset and fresh rom install.
I've tried - and I'm assuming I'm correct in thinking this means I cannot get the Xoom to any stage where I can use adb to attempt to get in to recovery or push files to the system etc. this way.
From what I've read on other forum posts - booting holding volume up and power puts the device into an 'RSD' state which is another method of reflashing the device? I've read this requires an 'SBF' file - which I have seen for download - but believe it only works for the US models?
I've left the boot screen looping overnight - so its not an issue of it just being slow. Because of the custom boot screen I obviously can't return it to the shop as I presume its an obvious warranty void?
Would massively appreciate any help in bringing whats looking increasingly like a £500 paper weight back to life.
Thanks
Click to expand...
Click to collapse
When you press volume up and power, and hold it, it reboots, yeah? Then you wait about three seconds on dual core screen and tap volume down...what happens then? Do you see android recovery in upper left? Or starting fastboot protocol? Where does it hang? Just trying to see where things are going wrong. If you can get into starting fastboot protocol you are in good shape. If you can get into cwm recovery you should be in great shape. Check out the Xoom Heaven thread in General for some info on recovery.
You are most likely far from bricked...almost all of us have recovered from worse situations than you are in now so just keep cool.
okantomi said:
When you press volume up and power, and hold it, it reboots, yeah? Then you wait about three seconds on dual core screen and tap volume down...what happens then? Do you see android recovery in upper left? Or starting fastboot protocol? Where does it hang? Just trying to see where things are going wrong. If you can get into starting fastboot protocol you are in good shape. If you can get into cwm recovery you should be in great shape. Check out the Xoom Heaven thread in General for some info on recovery.
You are most likely far from bricked...almost all of us have recovered from worse situations than you are in now so just keep cool.
Click to expand...
Click to collapse
Thanks for your reply - tried numerous times getting into recovery - get stuck with one line of 'starting fastboot protocol' and seems to hang there.
Have experience rooting and flash etc. and have obviously used adb in the past.
If I could just get to recovery - or a state where I could use adb I would be fine. But as I said in my first post - looks like I can only access an 'RSD' state.
Is there any other way of getting adb access from my PC? All the help for bricked xooms seems to concern US models - and don't want to try anything that will completely write it off!
Thanks again for your help.
Quick update -
Have retried Fastboot - stuck on 'Starting Fastboot protocol support'
Tried Android Recovery - got stuck on a black screen for a long long time but finally booted!
Wiped and re-installed what I know to be a kosher ROM! Was a scary moment there but thanks for your help and reassurance!
crozuk said:
Quick update -
Have retried Fastboot - stuck on 'Starting Fastboot protocol support'
Tried Android Recovery - got stuck on a black screen for a long long time but finally booted!
Wiped and re-installed what I know to be a kosher ROM! Was a scary moment there but thanks for your help and reassurance!
Click to expand...
Click to collapse
If you are still rooted and all, just for safety's sake, make sure to do another nandroid backup and save it to your micro sdcard. Backup, backup, backup. Then also make sure that you have a compatible cwm recovery installed, that will let you access your microsd card. It sounds like you're alright, so, cool.

Need help after bricking my UK WIFI Xoom

Following various threads here how to successfully unlocking and rooting their device, I've failed on so many levels.
At the moment I think my xoom is semi-bricked because its just stuck on the M screen. I've think I got the recovery screen working last night as I was able to go into recover mode but after updates through wifi I think it possibly stopped it.
So when i reboot and go into recovery mode, I get an exclamation mark over an android. I've tried rebooting and just got it to mount back on Fastboot but when I've tried to wipe it and reflesh it to (recovery-Tiamat-R4c-100611-1150-cwm.img) its not doing what its suppose to do and giving me "unknown partition, Failed to process command error (0x300003)
Any ideas what I need to do?
Btw, I can reboot, voldown and then volup to choose the 3 options but like I said I can't get into the recovery mode properly.
Schizophonic said:
Following various threads here how to successfully unlocking and rooting their device, I've failed on so many levels.
At the moment I think my xoom is semi-bricked because its just stuck on the M screen. I've think I got the recovery screen working last night as I was able to go into recover mode but after updates through wifi I think it possibly stopped it.
So when i reboot and go into recovery mode, I get an exclamation mark over an android. I've tried rebooting and just got it to mount back on Fastboot but when I've tried to wipe it and reflesh it to (recovery-Tiamat-R4c-100611-1150-cwm.img) its not doing what its suppose to do and giving me "unknown partition, Failed to process command error (0x300003)
Any ideas what I need to do?
Btw, I can reboot, voldown and then volup to choose the 3 options but like I said I can't get into the recovery mode properly.
Click to expand...
Click to collapse
Could I ask what steps in rooting you completed successfully and where exactly it went wrong?
Then, what exactly have you done to try to move forward?
Also, which guide did you use?
Don't worry, you're not bricked if you can get to fastboot.
okantomi said:
Could I ask what steps in rooting you completed successfully and where exactly it went wrong?
Then, what exactly have you done to try to move forward?
Also, which guide did you use?
Don't worry, you're not bricked if you can get to fastboot.
Click to expand...
Click to collapse
Last night I followed this videolinked in http://www.youtube.com/watch?v=OYc1lVWm7ks to Unlock OEM my device
I think that worked fine because it didn't throw up any hiccups.
I then followed this http://forum.xda-developers.com/showthread.php?t=1242241 to root it. It didn't have superuser so I downloaded it and installed it and then tried Terminal on the "SU" command. Said I did not have 'permissions'
This morning, I then followed this Youtbue link http://www.youtube.com/watch?v=ZsVpY0PDwtQ and after the first reboot of puting the new .img, it failed to reboot. Now I'm stuck on the M screen.
I think I managed to get my computer to pick up the device in adb fastboot because it responds to that. However when I type in adb devices it doesn't pick up anything...
Next after messing around I managed to flash it to the boot.img on this, http://forum.xda-developers.com/showthread.php?t=1049901
It flashed it ( I think) and worked without errors unlike the other flash I tried today, and its still stuck in M screen.
BTW, this is a UK Wifi Zoom.
Little update - I've downloaded and flash this boot: boot_3.1_insecure.zip from http://forum.xda-developers.com/showthread.php?t=1049901 and now boots up. However my Wifi has now disappeared. I'm in the process of doing a factory reset but will this work?
Still no avail - need to get this wifi working again soon. Think I've finally got access to superuser
Schizophonic said:
Little update - I've downloaded and flash this boot: boot_3.1_insecure.zip from http://forum.xda-developers.com/showthread.php?t=1049901 and now boots up. However my Wifi has now disappeared. I'm in the process of doing a factory reset but will this work?
Still no avail - need to get this wifi working again soon. Think I've finally got access to superuser
Click to expand...
Click to collapse
It sounds like you are on the right track. Hang in there, you'll make it!
Do you have access to an Ubuntu OS? when you connect an android device to a PC running Ubuntu it will mount the internal memory to the PC which makes it much easier to browse the partitions. Also, Go ahead and reflash the CWM recovery through Rom manager (if thats available to UK users) so that hopefully youll get a fresh recovery.img to work with. As far as ADB not noticing the xoom, you probably erased the adb drivers, and is the usb cord youre using 100% data transferable type? I about pulled my hair out a few times because adb wouldnt recognize my phone but realised I was using an older micro usb cable that only allowed electrical current for charging, not data transfer capable. You might also be able to find a clean nandroid backup file from a fellow UK xoom owner, that you trust, and see if they dont mind sending you their backed up boot-img and system-img. Just some guesses, but sounds like you got it pretty well figured out
Hello all, after a bit of self taught ADB and etc and understanding the mechanics how to successfully flash a Xoom, I managed to follow another guide from stratch (unlock oem, etc) and flashes it to the US stock 3.2.2 rom. It picked up wifi but couldn't connect for some reason - maybe different frequency?
Anyway since then I've installed one of the custom Roms here Team Tiamat Xoom Rom 2.2.2 and all is well now Got my Xoom back up and running with superaccess.
Thanks for all the info on this forum, great place for resource
Mind you, coming from a background with no experience with ADB, it was a bit mind boggling but I managed to get there in the end. Just a bit of feedback for those authors with the guides - maybe put a little subsection on the basics of how to get things prepared and up and running. This I think will help a lot of people who cannot sit for hours on end to trouble shoot something if it goes wrong. Most of the guides here are very useful and handy but at time I just kept saying to myself "wtf, what, where, huh?"
Schizophonic said:
Hello all, after a bit of self taught ADB and etc and understanding the mechanics how to successfully flash a Xoom, I managed to follow another guide from stratch (unlock oem, etc) and flashes it to the US stock 3.2.2 rom. It picked up wifi but couldn't connect for some reason - maybe different frequency?
Anyway since then I've installed one of the custom Roms here Team Tiamat Xoom Rom 2.2.2 and all is well now Got my Xoom back up and running with superaccess.
Thanks for all the info on this forum, great place for resource
Mind you, coming from a background with no experience with ADB, it was a bit mind boggling but I managed to get there in the end. Just a bit of feedback for those authors with the guides - maybe put a little subsection on the basics of how to get things prepared and up and running. This I think will help a lot of people who cannot sit for hours on end to trouble shoot something if it goes wrong. Most of the guides here are very useful and handy but at time I just kept saying to myself "wtf, what, where, huh?"
Click to expand...
Click to collapse
My guide, which is highlighted in the Xoom Heaven thread has a large section on setting up your adb files etc.
http://forum.xda-developers.com/showthread.php?t=1249798
Rooted 3.2 Xoom FAIL
Hi All,
Not the best way to join the boards but I am in deep....
I have a canadian wifi xoom on 3.2. I followed these instructions (How to root 3.2 on US WiFi & Verizon 3G XOOM! (Windows and Mac)) to root my xoom and was having issues with a wifi error.
I decided to use the Canadian boot.img file and when I rebooted the xoom got stuck on the moto logo and is no longer recognized by my computer.
I have tried resetting through the android recovery (I dont have anything 3rd party installed) but no luck. I am afraid that this thing is a total write off.
Any thoughts? Thanks
Blair

Having the oddest problems. Fear a brick.

I am on a Verizon Razr Maxx HD (xt926). This all started when I decided to cleanly flash the newest version of CM10.2. I had been running it before. I wanted to start from a blank slate, so I went into TWRP and did the format wipe. Installed the newest CM10.2 nightly and gapps. This went fine and I booted into the ROM and started recovering all of my stuff. I installed F-droid and AdAway, and rebooted for that. The phone never got past the Bootloader Unlocked warning screen. I turned it off and went into TWRP to try some things. I tried to fix permissions, but it failed, referencing something to do with fdroid. I wiped again and reinstalled CM, but I still couldn't get past the Bootloader Unlocked warning.
I booted into TWRP again and wiped what I could, and accidentally wiped my external SD, and I had no card readers lying around to get the ROM zips back onto it. I downloaded the Razr HD utility, used the batch file, and tried to flash the stock rom through fastboot, but it got stuck in some kind of loop and would not flash correctly. I then tried to do it manually, but got some sort of buffer error. I tried again, and it started ok but I never saw it actually finish flashing.
By this time I finagled the ROM zips onto the SD card and stopped the fastboot and booted into TWRP. I did another set of wipes, and rebooted into TWRP again. I flashed the CM and Gapps. The ROM booted fine from TWRP and I was able to start setting up my account again. I tried rebooting after the initial setup just to see if it was working correctly, and was met with the fastboot screen with fastboot reason: Flash failed. I rebooted into TWRP from there, and tried to boot normally, but it still brought me to the fastboot. I went to the boot menu and tried the normal boot selection, and now my phone is stuck on the Bootloader Warning screen and now it won't even turn off when I hold the power button.
I have no idea what is going on, or why I could get to the working ROM once but not again. Does anyone know anything that could help me?
Kopiok said:
I am on a Verizon Razr Maxx HD (xt926). This all started when I decided to cleanly flash the newest version of CM10.2. I had been running it before. I wanted to start from a blank slate, so I went into TWRP and did the format wipe. Installed the newest CM10.2 nightly and gapps. This went fine and I booted into the ROM and started recovering all of my stuff. I installed F-droid and AdAway, and rebooted for that. The phone never got past the Bootloader Unlocked warning screen. I turned it off and went into TWRP to try some things. I tried to fix permissions, but it failed, referencing something to do with fdroid. I wiped again and reinstalled CM, but I still couldn't get past the Bootloader Unlocked warning.
I booted into TWRP again and wiped what I could, and accidentally wiped my external SD, and I had no card readers lying around to get the ROM zips back onto it. I downloaded the Razr HD utility, used the batch file, and tried to flash the stock rom through fastboot, but it got stuck in some kind of loop and would not flash correctly. I then tried to do it manually, but got some sort of buffer error. I tried again, and it started ok but I never saw it actually finish flashing.
By this time I finagled the ROM zips onto the SD card and stopped the fastboot and booted into TWRP. I did another set of wipes, and rebooted into TWRP again. I flashed the CM and Gapps. The ROM booted fine from TWRP and I was able to start setting up my account again. I tried rebooting after the initial setup just to see if it was working correctly, and was met with the fastboot screen with fastboot reason: Flash failed. I rebooted into TWRP from there, and tried to boot normally, but it still brought me to the fastboot. I went to the boot menu and tried the normal boot selection, and now my phone is stuck on the Bootloader Warning screen and now it won't even turn off when I hold the power button.
I have no idea what is going on, or why I could get to the working ROM once but not again. Does anyone know anything that could help me?
Click to expand...
Click to collapse
Try the solution in the last few posts on this thread. http://forum.xda-developers.com/showthread.php?t=2465695
I hope you get more knowledgeable advice than mine but, were I in your situation, my primary goal would be to get back to STOCK. Forget CM and modding for now. Either through TWRP or through the recovery settings on the phone itself I'd get to where I could do a factory reset. If you're continuously able to boot into TWRP I don't see how your phone could be bricked. My experience is, if I can get a phone to do ANYTHING I've got a shot at figuring out how to get out of whatever mess I've created. I don't know if this could be a factor but I'd put in a different micro SD card too, in case there's something on the card you've got in there.
Just an update. So, I got it to go back to fastboot this morning and I tried using the Razr Utility to flash back stock and stock recovery, but I got a "Failed" line with the reason "Remote Failure". Not sure what that's about. When it reset it got back to the Cyanogenmod boot graphic, but it never started. I left it there for a good 12 minutes.
Right now it's sitting in TWRP. I'm going to let it charge to 100% (it was a little less when I tried all of this) and attempt it again at 100% battery. Thanks for the help so far!
So, I tried using the Razr Utility to flash the system, kernel, radio and for system it was unsuccessful (something about too many threads or strings, something to that effect), but the rest said OK. Now my phone doesn't seem to turn on. My computer still makes the device plugged in sound when it's plugged/unplugged, but I cannot get the screen to show anything or seem to turn on the phone.
Is this it? Is it... bricked!? ;-;
Edit: I ordered the Factory Adapter as a last resort sort of thing. This is lame.
Edit Edit: I've seen the boot logo since my last edit! But... it's not coming back and I still can't even bring up the bootloader. I don't know why it will sometimes turn on or sometimes not. In any case, I'm now hopeful that not ALL is lost.
Bottom line, the adapter will allow you to fix your phone and flash the stock FXZ in RSD Lite or fastboot and get back to a clean slate and start over.
That's why we went to the trouble of making them!
cellzealot said:
Bottom line, the adapter will allow you to fix your phone and flash the stock FXZ in RSD Lite or fastboot and get back to a clean slate and start over.
That's why we went to the trouble of making them!
Click to expand...
Click to collapse
That's the plan! One odd thing happening now... My phone's screen isn't showing anything, so I assumed it was off. I left it unplugged and went to see a movie..... and the phone is still warm. This leads me to believe the phone is still drawing power, for some reason... God this is weird. I'll wait for the adapter and try again. Thanks for the help!
cellzealot said:
Bottom line, the adapter will allow you to fix your phone and flash the stock FXZ in RSD Lite or fastboot and get back to a clean slate and start over.
That's why we went to the trouble of making them!
Click to expand...
Click to collapse
according to the packaging on mine from tbh a chinaman made it, just sayin
Yes, we designed them and contracted through our US supplier who produced all of our cables who, in turn, had them produced in China according to our specifications. There is no longer any injection molded plastic production done in the US that can work at this small scale for affordable rates.
Sorry...that's the way the world works these days.
cellzealot said:
Yes, we designed them and contracted through our US supplier who produced all of our cables who, in turn, had them produced in China according to our specifications. There is no longer any injection molded plastic production done in the US that can work at this small scale for affordable rates.
Sorry...that's the way the world works these days.
Click to expand...
Click to collapse
thanks for making it either way, better to have and not need.
havent had to use it so far
bweN diorD said:
thanks for making it either way, better to have and not need.
havent had to use it so far
Click to expand...
Click to collapse
You're welcome! They are definitely the best $10 investment you can make in any Motorola phone.
Next time you want to invest many thousands of dollars of your own money in a wild, hairbrained scheme to help a bunch of anonymous people on the internet fix their phones that they recently finished destroying themselves, let us know...we have just the plan!
cellzealot said:
You're welcome! They are definitely the best $10 investment you can make in any Motorola phone.
Next time you want to invest many thousands of dollars of your own money in a wild, hairbrained scheme to help a bunch of anonymous people on the internet fix their phones that they recently finished destroying themselves, let us know...we have just the plan!
Click to expand...
Click to collapse
how many thousands, and whats the plan?
I got the Factory Adapter and used RSD Lite to flash stock. And it works! Yay! It's starting up reliably and everything.
Except... it won't start up without the cable attached, and the battery icon has a big question mark on it. It also won't connect to the cell network (but does connect to WiFi). What do I do now?
Edit: So I noticed that while the battery status said "Unknown", it did go from 2% to 3% charge level when I plugged it in normally for a little. My plan at the moment is to try leaving it plugged in for a while and then try taking the OTA update to see if that fixes everything. Good plan?
Edit Edit: Never mind! I just had to let it charge for a bit. It seems to be back in working order, now! Thank you so much for all the help everyone!
That is exactly what is supposed to happen. Congrats on fixing your phone!
The factory cable/adapter does not charge the device but powers it directly, allowing it to boot no matter what state the battery is in or even without a battery at all.
You cannot charge in bootloader, which is why the cable/adapter is so valuable. Once the device can boot/charge normally then you are all set.

Moto G (falcon) - Recovery img problem

Ok, I've been reading around the forum for about a week, trying to solve a problem with an original moto g (falcon). Basically my cousin got the moto g a few years back, and I, in my ignorance, tried to root the device for him. What I can remember was oem unlocking the bootloader with Motorola's unlock code through their website and adb. then my cousin freaked about the warranty warning on the boot animation, and decided against it. So cut to now, I'm a little more experienced, the phone's years old now, and he'd like to refresh it with a new rom, which I suggested, trying to help him. So forgetting what I'd originally done those years ago, I started the process of rooting the phone, installing a custom recovery, to hopefully put a lighter rom on it for him.
OK so it's a UK Retail on tesco mobile, moto g xt1032 running Android 5.1.
in bootloader menu it says "Device Locked status 2", dunno what this is in relation to.
first I checked the bootloader was still unlocked, and adb said it was. so I tried to use CF-autoroot to finish the job, but there was issues. it restarted the phone into fastboot mode, but when the script started, pc end did nothing, on the phone it said, "flashing unlock" and just sat there for 10-15mins doing nothing (i left it the time, just incase it was doing it).
So i read a little more, and found because i'd already unlocked the bootloader, I could just flash a custom recovery and root from adb? so I downloaded the latest twrp and tried. I was unable to do so. it said the partition wasn't the right size? should have documented it, but really didn't expect to run into any problems.
So I restarted and tried to do my usual fallback, and flash the factory image and start again, But couldn't find a source for the specific img, and tried to keep fighting on.
So I noticed that the phone wouldn't respond to adb or fastboot once in fastboot mode, when in android with usb debugging, no problems, in fastboot, didn't show up as adb devices?
I tried booting into the recovery from the bootloader menu, and got a no command. So there isn't a recovery, and I can't flash a new one? if i could find the stock recovery, I would try that.
so apart from deleting all his apps and settings, I hadn't solved the problem at all, and had to leave the job there as I couldn't find a solution.
I know this isn't the most detailed, but I've done this with quiet a few phones now, and felt I was pretty competent. I see everyday as an excuse to learn more, and like to think I have humility. So, I'm assuming I did something those years ago to damage the recovery? I'm running out of ideas, and was hoping someone could point me in the right direction?
I've lurked on xda for years, and learned so much about this kind of thing through my past experiences, but I'm stumped this time, and feel obliged to resolve the problem, as it was me who caused it.
TL DR
Can't flash recovery, no command when I try to open recovery, trying to either factory image back, or root/custom recovery it.
any insight would be much appreciated.
Hi. I just rooted and installed CM13 on an old XT1034 about two days ago. I am also sort of a ROM noob, I have ROMed a few devices, but usually but following strict step by step guides I have found here on XDA. Over the years I have some minor understanding of the process now.
I also got the "No command screen" when trying to get into TWRP recovery. The issue seems to be that if you reboot via ADB and the ROM launches it will automatically rewrite the recovery to the stock one, and when you try to go to recovery from fastboot, it gives you the "no command" error. Apparently you can get to the stock recovery from there by a hardware key combo, something like holding up vol for 10 sec then a quick press of power (I can't remeber the exact key sequence or what forum I read it in). If it does this you have to reflash TWRP again. This issue is mentioned here (http://wiki.cyanogenmod.org/w/Install_CM_for_falcon) in step 8 about installing recovery. What I ended up doing was after the flash of TWRP via ADB, I manually powered down, then manually bood into fastboot by holding volume down and power, and selecting recovery. This was a bit fiddly and I had to attempt it a few times but eventually it worked and TWRP installed.
The issue with the phone not being recognized may be due to incorrect drivers. I had no issue with this because I installed the official driver package from Motorola. It is available in their website in the developer section. I don't have the URL right now.
Hopefully this helps, for me CM13 Official has been an a stable fresh start for this old device.

Managed to brick my wife's Moto G Power twice trying to put a new image on it. Help Please.

*hangs head in shame*
Ok, I'm stumped and I need help.
Last time I rooted a phone, it was our old HTC Thunderbolts... Things have changed significantly since then, or so it would appear.
Trying to fix my wife's phone after a Verizon OTA update seems to have jumped her phone from Android 10 to 11, and in the process nerfed the hotspot (which we need, as we're rural with no landline broadband available)
I'm working on a Moto G Power (sofia XT2041-4), bought late last year off the shelf from Best Buy.
Home PC is a Windows 10 box. I do not have a linux environment available to me.
I am \ was trying to put LinageOS on it, but honestly don't care what OS it is as long as we can turn the hotspot on ourselves, regardless of what Verizon wants. Over a decade ago, I rooted our phones with ICS image, so I have some outdated experience here. CalyxOS looks nice but I don't think it'll work on Moto G Power.
So, here's where I'm at in the last 48 hours.
I have gone in and gotten the unlock key from motorola, and successfully undone the OEM Lock. (I know this is the case because it tells me I'm an idiot and I should lock it, every time it boots up now). This also managed to wipe the phone, which, oops, read to the end of the paragraph BEFORE unlocking and deleting pictures of the grandkids which came in since the last backup.
Somehow last night, I managed to get it to be a brick, but used LMSA to unbrick it, but that version is still the OTA updated Android 11, so same problem with the hotspot.
I have installed the Android SDK, newest motorola drivers, and also the standalone 'Minimal ADB and Fastboot' on my PC
I've managed to get TWRP installed in the recovery portion of the phone. (note: may have been wiped now, but I can get it back on I believe)
Following this video, I managed to bring TWRP up, wiped the device, then copied the Lineage OS image to the microSD card, as well as Open GApps. The only thing I couldn't get to work, other than, you know, the new OS, is I didn't see a place to enable advanced boot options, so I have to get back to the bootloader via Volume Down and Power from a full shutdown state.
When I try to install the LinageOS (17.1), it looks like it's installing, goes through steps 1 and 2, then a slew of error messages in the log.
I've got the 4 image files I pulled out of one of the LineageOS zip files (Boot, Product, System, VBMeta) in the 'Minimal ADB and Fastboot' directory.
I can run 'fastboot flash boot boot.img' from the 'Minimal ADB and Fastboot' directory and it succeeds.
When I try to run Product, System or VBMeta in the same way (cmdline = fastboot flash product product.img), all of them fail the Preflash Validation and it comes back with 'FAILED (remote failure)'
During this process, somehow I bricked my wife's phone AGAIN, but just got it reset with LMSA for the second time. So, I may have wiped out everything I've done previously on the phone, which may or may not be a good thing. But, I believe everything I've done up to this point is repeatable (which is somewhat why I wrote all of the above details out)
Edit: Progress is Made! - Ok, now that I've got FASTBOOTD figured out, I was able to flash the Boot, Product, System and VBMeta into active partition A. But when I use the command 'flashboot reboot' it just keeps coming back to the fastboot flashload screen with the green android with it's access panel open. I tried to get back into TWRP via entering 'Recovery Mode' at the loader, but apparently it got wiped. I'm guessing I should flash it back into the recovery slot ("fastboot flash recovery twrp-3.4.0-0-sofia-test9") and then maybe try to recover from Partition A via TWRP?
Things I'm not sure about
First, I'm pretty sure I'm not in FastbootD. I don't see a big red FASTBOOTD at the top, and according to this thread, means I'm not in it.
Update: Ok, I realized I didn't have the 'platform tools', which I have now downloaded, and once I was back in fastboot, I was able to run 'Flashboot reboot flashboot' and now I know I'm in FlashbootD. Not sure what I'm supposed to do in here at this point, but hey, I've now got the correct interface.
I think FASTBOOTD should be something I'm interacting with on the Moto G Power, but for the life of me, I can't figure out how to get to it.
Update on this, see above.
I feel like I've got to be CLOSE to getting this thing working, but damned if I can seem to cross the finish line.
Help?
Further Edit: So, I tried another OS, ResurrectionOS, just to see if it was an issue with the image.
Started with another reset with LMSA (I love that tool... It zeroes out all the stupid things I'm doing on the Moto G Power during this process)
Rebooted into FastBootD mode (with the nice red at the top)
Flashed all four of the images. No errors noted during the process
Wiped the Data
Rebooted... And right back to the bootloader. Cannot seem to get out of the boot loader to get the new OS to initialize.
Again, Help?
Did you ever solve this riddle?

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