crwdns2934241:0crwdne2934241:0 Zihao Fu

crwdns2934249:0crwdne2934249:0:

Do the following steps:

1. Clean your using apps to free the RAM

2. Restart your device

If those wouldn't work, check your touch screen and see if it is broken or exposed to water. In anyway you need to replace your touch screen.

crwdns2915684:0crwdne2915684:0:

open