J7 Crown won't stay connected to screen mirroring - Samsung Galaxy J7 Questions & Answers

Troubles with finding where to edit my profile as well as locating my device. It says that I have a note 3 from AT&T;
I have a Samsung J7 Crown from Straight Talk.
The issue im having is that my device connects ("screen mirroring " / SmartView) to my TCL roku tv just fine, until after about ten minutes - give or take - then it disconnects without giving any notification on tv or phone as to why. Everything is updated as far as I am aware, even my tv.
I have tried different locations and distances. Issue persists.
Please help, thanks.
*side note: Since I only have internet on phone, could I connect my tv and phone to a wireless router and expect a more stable connection?

Related

Wifi disconnect

This is driving me nuts, on 2.4Ghz a few ft from the router, I'm pinging it and i can see frequent time outs. This is an issue b/c I'm using Gear Watch Designer to load a new face and it requires wifi. With the constant time outs i have to constantly retry until i get a good connection. There is very little to no 2.4Ghz traffic on my router so its not saturated.
Has anyone else experienced constant time out via Wifi, just an FYI the watch will constantly report connected in the status however it is not truly connected at all times. I just want to confirm it is not just my Frontier.
Having issues too with the Gear Watch Designer... My Connection is dropping constantly...
Or at least it's not connected using SDB
Same here. Won't stay connected to GWD via wifi (Bluetooth disabled).
Sent telepathically
Well that is good to know we are not alone. I have mine set to Always on mode too so it has nothing to do with power savings. Samsung needs to update the firmware and fix the TCP stack/buffer issue with this watch.
This explains why you can't make phone calls over Wifi only even though Samsung advertised it you can with the "phone app" which no one so far knows what it is. Until they resolve this issue it is a no go.
Regarding GWD v1.3 the latest, they advertise you can upload via Bluetooth but that does not work. I reported to Samsung Developers via forum the smoking gun is the software does not pickup the correct Bluetooth ID for the watch. Rather it picks up some unknown ID in my case which gives a System.Net.Sockets.SocketException error (0x80004005) since it can't open a socket to the correct device. And yes Windows 7 OS does recognize the watch and pairs with it just fine. So for now we are stuck having to use this horrible wifi to transfer faces.

Portable hotspot issues with car wifi

Hi,
I've joined this forum to try and get some help with this along with any future issues as it looks like there's a smart bunch of people on here...
Please do move this to the appropriate area if I've put it in the wrong place.
I have a Samsung Galaxy S7 on a UK 'Three' contract.
However I recently bought a new car which has a WLAN feature - basically what it does is connects to your phone's portable hotspot, then broadcasts that internet connection on it's own in-car hotspot for passengers to connect to.
The benefit (because at first glance you think "why bother - why not just connect those devices straight to the phone's hotspot?") is that once the car connects to your phone's hotspot it uses the car's antenna to receive data etc which means you get a stronger and more consistent data connection.
So, the issue:
My portable hotspot works fine when connecting a device such as laptop/iPad etc directly to the phone.
However when I connect the car to my personal hotspot, and then a device to the car, it all connects up okay but I get errors on the end-user device saying that there's no internet connection.
I have done quite a lot of testing with this - for example in the following situations it works perfectly for the end-user devices - just never with my S7!!
- Connecting the car to my girlfriend's iPhone SE hotspot (on the same network)
- Connecting the car to my friend's S7 (on the same network?!!)**
- Connecting the car to my home WiFi whilst on the drive
**Interestingly, my friend's S7 was bought separately so had a pure Samsung build on it - mine came from Three so had a load of Three crap on it.
So, to tackle that, yesterday I did a cache wipe and factory data reset, then entered download mode and using Odin, loaded on the latest version of Nougat including all the new BL/AP/CP/CSC files.
Then me and my friend swapped SIM cards to see if that could be the issue, we tried using both phones. None of it worked, and now even his phone with his SIM card in it (which previously worked) no longer works with the car's WLAN.
It still doesn't work and it's driving me mad
Today I'm going to try messing with APN settings because I've read that changing the APN type to just "default" has solved some similar issues to this but without the 'middle-man' car in the middle.
I've also called Three and asked them to send me a replacement SIM card.
I'm sure it is NOT the car that's the issue, as it has worked fine on some devices.
I'm sure it is NOT the Three network that's the issue, as it has worked on 2 other devices on that network.
I suspect it's either some sort of config that needs changing, or the hardware of the phone is faulty.
I have a "remote management session" with Samsung support later today, but I don't expect them to be able to help with this remotely
Any thoughts or ideas here would be greatly appreciated, I'm sorry I've written so much but wanted to include all the info.
Thanks, Andrew

tethering problem, wifi connection constantly going on and off

My work network went down earlier so i thought i would just tether the laptop to my S8 over wifi and use my 4g connection instead. But the laptop constantly connects then disconnects about 2 seconds later, over and over again (I can see it in the hotspot settings on the phone thta it appears as a connected device then vanishes immediately after). Tried turning hotspot on and off again on the phone, made no difference. Normal wifi use on my phone seems ok, its just this wifi hotspot that doesnt seem to work properly. Using exynos version on AQDD.
I'm having the same problem tethering my s8 to my android head unit. I connected to my tv box just fine, but I see the same cycle as you when I try to connect to my HU. I previously connected my S6 to the HU with no issues. The only thing I can think of is I used Smart Switch to copy everything from my S6 to S8 and it copied tethering settings as well and maybe that messed something up. I've changed the network name and password but that didn't help.
I finally got mine to work. I changed the security setting to open, and it connected. I then turned on only allowed devices and added the mac address of the head unit.

Note 8 movie casting to Chromecast via HotSpot

Background: I had some trouble setting up my chromecast because we canceled our wifi service; we do have a wifi router, and the chromecast refused to be setup without internet. I finally got it set up on my hotspot, I had to use another old phone with the Google Home app while connected to my Note 8 hotspot. The Chromecast is now setup, connected to my hotspot, but I can't cast anything from Youtube, Allcast, etc from my Note 8 over its own Wifi Hotspot.
I have an apple tv that won't do this either. I really want to use the Chromecast to watch movies and streaming content from my phone (via Allcast or something similar).
Does anyone have any ideas, or real world solutions for using the Chromecast with the Note 8 WiFi hotspot?
I tried this once when my internet service went out while I was watching a hockey game. I never could get it to work either. I tried everything I could think of. I tried using another phone as well. I'm guessing it's not possible to stream to Chromecast from the same device that the internet signal originates. Seems like you could stream to it from the other phone, though.
But the real question would is... You realize even if you could get it to work, it's gonna eat through your mobile data ridiculously fast, right?
Good luck. If you get it working, I'd love to see what you did.
Yeah, I get that it will eat it up pretty fast. I have 10GB included with my phone, same with the wife's phone. I just hate not being able to do something that should be a thing. I guess I can use the other phone to cast through the wifi hotspot from the Note 8.
I wish there were a way to do USB tethering to my router... that would just be too easy...

Galaxy Note 20 Ultra Bluetooth connection problems

Hey guys,
So basically I drive a 2016 Volvo V70 (car model not so important tbh) and before I got my Galaxy N20U I used to have an iPhone 8+.
At the time when I connected it to my car's bluetooth system, things used to run quite perfectly when playing music. Using the car's buttons I could rewind and fast-forward songs by pressing and holding in apps like Spotify.
Now with the Galaxy N20U, answering calls works sorta well, and I can skip songs forwards and backwards by short-pressing the car buttons, BUT I can't "slide" or "seek" the tracks, as in fast-forward or backwards, like I used to be able to do with the iPhone. I did all sorts of basic troubleshooting like unpairing and repairing the phone, resetting, trying other music players; but the problem still persists.
I messed around with the bluetooth connection type in Developer Mode settings on the Galaxy, but tbh I don't really understand what the settings mean or which one should be right. I'm not really aware what bluetooth version my car has either, but I think it would be an older version since it's 2014-2016 technology.
How can I fix it or tune the settings of the Galaxy in order to solve this? Or are there any apps I could install which fixes this issue?
Another problem with the Galaxy's BT connection is with my Windows 10 laptop. It's a pretty new laptop (HP Spectre 15 x360 2019) running the latest version of Windows 10.
Basically I did what everyone would do and I linked my Samsung to Windows, so I could have a similar continuity experience like Mac/iPhones have, like having a stable and automatic connection, picking up calls and texts from your laptop, and most importantly that your phone shares hotspot automatically through Bluetooth tethering when you're outside of home.
I tried several things like linking and unlinking through Microsoft's "Link Your Phone", and even tried with Samsung's Dex. I tried with both functions on, or one of them being unlinked.
The problem still persists, that it's not an automated and constant connection between the laptop and the phone, and that especially when it comes to automatic bluetooth tethering; then I always have to do it manually through clicking through several menus on Windows and creating an Access Point connecting to Bluetooth like some sort of a LAN connection. Every single time. And even when this connection is established, I'd see a LAN icon on the status bar (instead of signal bars) and when I expand the menu, it doesn't even list the current connection it is on (like "Samsung bla bla bla: Connected"). Instead I just get nearby WiFi networks and that it's searching. I DO get internet though and it works fine for the most part, but once I leave the room and the phone gets out of the range, or I put the laptop to standby, then I have to repeat the process all over again.
Even when I opt to sharing internet from my phone to the laptop through normal WiFi hotspot, I notice that the connection drops frequently.
To summarize, when it comes to both the car and my laptop, my Galaxy N20U does connect to them and offers the basic functionalities of the BT connection, BUT it misses other basic functionalities and it tends to be a half-baked, unstable connection.
Please help me out with this! Running the latest versions of softwares on all the named devices here.
For now turn off Developer options.
Clear the system cache on the boot menu
Reset network connections.
Pretty harmless and it may fix it...
dont have that problem

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