Zte Zxv10 B820ca15 Fix
Keep holding for 10–15 seconds until the screen appears.
: Unplug both the TV box and the router for 60 seconds , then restart the router first, followed by the TV box. Performance & App Lag : zte zxv10 b820ca15 fix
If your device remains broken, you may need to contact your ISP or provider for a replacement. If you'd like, I can: Help you find the for your provider. Keep holding for 10–15 seconds until the screen appears