[Q] Mango RTM 7720, how can we revert back to Nodo? - Windows Phone 7 Q&A, Help & Troubleshooting

I have a Samsung Focus running the leaked 7720 RTM build. Looks like the RTM wont be supported by the cleanup build. So how can I revert back to Nodo so I can then receive the official update? When I go to updates from zune, I cant see any place to restore from backup

Why don't you save your backup before experimenting with Mango RTM (uninstalling Zune etc.)?

mmian said:
I have a Samsung Focus running the leaked 7720 RTM build. Looks like the RTM wont be supported by the cleanup build. So how can I revert back to Nodo so I can then receive the official update? When I go to updates from zune, I cant see any place to restore from backup
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stock rom will be your option to go to NoDo. But I highly recommend you wait. There is still a chance that even those on RTM might get the update. And then there are good programmers here who can figure out ways to accomplish this without MS.

I concur with the previous poster, but worst case scenario you can probably wait a week or so, see whether your device tries to update, and if not, roll back to your Nodo backup, which you hopefully made. At that point, your device should see the update. Though, the focus has been notorious for slow updates anyway. You may just want to stay put for a while and see what happens.
Sent from my OMNIA7 using XDA Windows Phone 7 App

yea i figured it out, the backup wasnt stored in the windows phone update folder, but once i moved it there, it showed up in zune...also i will wait and see if the official mango update comes through anyways. Thanks guys!

samsung focus
I lost my back up when I got the new version of zune . I was ready to flash the 7004 rom that I found on here but I tried zune first . I got the samsung update (firmware I am sure) and I checked with a friend who did not update to the 7720 rtm and our firmware hardware and os versions are all the same . I am pretty sure that I am up to date and dont need to do anything else . Can someone please confirm this for me . I was on rtm7720 I am hoping with the firmware I have the final mango .

Related

Sideloading stopped Working Completely

sideloading has suddenly stop working for me, the Chevron app shows that I am unlock but I keep receiving the same error as if the device had never been connected to my PC. the only thing that has changed to my system (PC) was the Mango update. I uninstalled and reverted back to the old zune software to in case it was the new update. I even started over with a different phone that is currently pre NoDo and still no luck. and no skype running
alijahg34 said:
sideloading has suddenly stop working for me, the Chevron app shows that I am unlock but I keep receiving the same error as if the device had never been connected to my PC. the only thing that has changed to my system (PC) was the Mango update. I uninstalled and reverted back to the old zune software to in case it was the new update. I even started over with a different phone that is currently pre NoDo and still no luck. and no skype running
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When you update to mango you had installed and the Windows Phone DevTools 7.1 beta
You must remove it and install the previous version with all the patches and updates as it was before mango to be able to sideload apps from your system again.
first of all, you will want to post the error code message and/or look for it to find some help.
also here we have the problem that sideloading does not work anymore, after mango update.
now, you say that another different phone is also not working?
interresting...
change usb port, or use another computer/ reinstall windows.
i maybe would try in vm too...
colossus_r said:
When you update to mango you had installed and the Windows Phone DevTools 7.1 beta
You must remove it and install the previous version with all the patches and updates as it was before mango to be able to sideload apps from your system again.
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that is wrong
- i successfully downgraded to 7004, unlocked, protected, deployed & updated to nodo & mango with mango sdk 7.1 installed, i only used zune 4.7 because of backups...
also in the thread i mentiond someone already reinstalled sdk & zune and nothing has changed for him.

[Q] Restoring pre-Mango impossible?

Hi to all
I have a student-dev unlocked Phone and updated to Mango the official way. I saved my Backup in the WP7 Restore point Folder to another Folder.
I wanted to go back to pre-Mango now, but when I try to use the Backup-Tool it always says, that the Support Tool Version (4.7.x) does not match the Zune Version (4.8.x). Obviously there is no way in the moment to downgrade zune to 4.7 due to the fact, that zune 4.8 is now the official build.
Has anyone a possible solution for getting my backup to my phone?
Okay disabling the network while performing setup was a too easy solution, didnt thought of that!
Thanks!
Why do you want to return to pre-Mango?

[Q] Invalid Backup problem.

Hey,
I have updated my Trophy to version 7720 of Mango, and now it's releasing soon itself so I want to restore it for the official released version.
However, when I try to restore from the backup do I get an error saying that the backup is invalid. How can I fix this problem?
NiekEss said:
Hey,
I have updated my Trophy to version 7720 of Mango, and now it's releasing soon itself so I want to restore it for the official released version.
However, when I try to restore from the backup do I get an error saying that the backup is invalid. How can I fix this problem?
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Click to collapse
I suggest you wait and be patient until the rollout clarifies whether you actually need to go back to NoDo or whether you are fine. This has not been determined yet and there is still a good chance you might not have to go back to NoDo.
if your backup is bad worst case scenario is flashing with a rom to go back to 7004 or NoDo and then upgrade from there.
I have this same issue with my Samsung Focus, tried to do backup that didnt work so tried going back and reloading the factory firmware and now I am stuck at 7004. I would say to everyone to heed the advice and just stay put where you are, my guess is that Microsoft has locked down everything till 7.5 starts getting out. Id just say wait and see what happens.
Ok I will wait for now to see if I can rollback through an update coming soon, but I do doubt that since I have installed the 7720 version which got posted on forum here.
Is there also a guide for the flashing and a link to the good rom? Never done this before so I prefer some links to the correct ones working fine for me.

[Q] Is it safe to forace the Mango update?

Hi all,
I have a Samsung focus, 1.3 rev, and I am still waiting for the official update. I have already tried the check update trick by disabling the internet connection and Zune was able to find the mango update ready.
So is it ok to update the device via that method? I have many important stuff in my mobile, mainly SMSs, and i don't want to them to be deleted by official post-mango updates if i use this hack (much like the Walshed fix for forcing mango update via his utility)
Any help is appreciated...
Yes its fine. And nothing will be erased.
Sent from my T7575 using XDA Windows Phone 7 App
I forced the official update via zune yesterday, worked fine first time, no errors or issues.
Affar said:
Any help is appreciated...
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Is OK, i update my HTC Mozart and work fine.
Can anyone help me force update my HTC hd7?
Thanks

[Q] HTC update failure

I have a Mozart.
A few weeks ago, i updated to Mango via the leaked version.
A couple of days ago, i plugged my phone in and there was a "HTC update" available.
When i update, it downloads the update, creates a backup, and then fails with the code "80181103".
I assume this is because i have the leaked Mango installed?
I was going to restore to my NoDo version (i saved the backup folder) but i cannot find any way to restore via Zune.
Has anyone else had this problem?
Surely i'm not the only person that has a Mozart that had installed the leaked mango update?
What's the version of your OS on PC?
I'm in a similar position - I have flashed to official prenodo rom supplied by ansar but this didn't fix it either, my PC OS is win 7
РомаN said:
What's the version of your OS on PC?
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Click to collapse
As I see u start here compaign for helping but not only on 4pda.ru
Thanks!!!
Windows 7 x64
Just tried again the other day and it worked fine.
No idea what the cause of the problem was though.

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