After the update of one ui 4 my s pen is keep disconnecting in note 10 plus

Can anyone tell me what is happening with dual WhatsApp,  all media files received are not shown in gallery and even not found to send or share to anyone 

I am using samsung galaxy note 8 from more than a year. Today I just noticed that one third of screen is like in light red colour, it can be noticed only while opening settings or any app with white background. Is there any user who faced the same is...

Note 8 Hanged

anyone who is using Samsung level u Bluetooth, I m facing a problem that I was using it from one year but now during charging its red light turned on and it stays red now even not in charging, the worst thing is now it's not connecting with any devi...