Model: M21:

[Akash110988]

Why does an auto restart when an app is opened? How will this problem be solved? Pls Advice & suggest me . 

[goodthings]

Please reset factory data without backup of apps also turn off Auto restart in device care then try to it's again. If you like please accept as a solution it's help to others users also, click on 3dots in my reply section and click on accept solution. Thanks.

[Akash110988]

Dear, Already has been factory reset . but This problem get not  solve. 

[goodthings]

Are you reset factory data without backup of apps?

[goodthings]

Your's most welcome to here.

[Akash110988]

Dear, Already has been factory reset . but This problem get not  solve. 

[JARVISRishabH]

Bro M21, M31, M30s F41, Sab me same restarting issue hai ye solve nhi ho paa raha service Motherboard Replce karega...or agar Aapke jaanne me koi acha repair karta ho toh uske pass jao aap.

[SeekerJacobin]

My problem was solved for 6 months after cpu reballing. Then it started again

[Akash6767]

What you did after?

[cs_member10]

Dear Samsung Member,

Greetings from Samsung Customer Support!

As per your query, as you have already done the possible troubleshooting steps on your device, we would request you kindly visit the service center and inspect your device with the technical team end, they will provide you with all the information in a better way after inspecting the device physically.

You can locate your nearest service center with this given link: https://www.samsung.com/in/support/service-center/

Warm Regards,
Samsung Customer Support