Install Via USB not working - on 7.0 device

Question

I have red mi note 4 devices after update device with miui version 9 attempt to enable installation via application via USB, it doesn't work and shows "This device is temporarily restricted". The solution I found didn't work. Without that feature, I can't develop an application. Model redmi note 4 miui version: 9.0.5.0

Answer 1

I faced the same issue. I was not able to enable Install Via USB option, however, I found a solution that actually worked.

Here are the steps to enable it.

1. Install PlexVPN app on your mobile phone
2. Open PlexVPN then set VPN to China (e.g China-Shanghai) and connect
3. Go to Developer Options and enable Install Via USB option
4. Enjoy :)

Answer 2

yes the solution is VPN you need chinese serevr for proxy , should is buy vpn or i can do it for free , follow the links below i faced the problem before so here is answer

Answer 3

For me, the only solution that worked is to toggle on OEM unlocking

Only then I could enable Install via USB and other options that previously restricted