# Frozen home screen **URL:** \ **Category:** Controller (Buildbotics) Discussion\ **Created:** [August 28, 2021, 11:44am UTC](https://forum.onefinitycnc.com/t/frozen-home-screen/7437 "2021-08-28T11:44:18Z")\ **Posts on this page:** 1\ **Showing post:** 6
**Author:** ![OnefinityCNC](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.onefinitycnc.com/onefinitycnc/32/7_2.png) [@OnefinityCNC](https://forum.onefinitycnc.com/u/OnefinityCNC)\ **Post date:** [August 28, 2021, 5:12pm UTC](https://forum.onefinitycnc.com/t/frozen-home-screen/7437/6 "2021-08-28T17:12:01Z")
> [@How to connect the Touch Display (7, 8, 10.8")](https://forum.onefinitycnc.com/t/10-8-monitor-how-to-connect-it-to-power-and-the-controller/5081): > > When connecting a touchscreen to the Onefinity controller there are a few key items to make it work correctly: Step 1: POWER: Every screen must be connected to external (wall) power to operate correctly. Skipping this step is the most common mistake users make. On the 7 and 8" screens, the 12v wall power adapter must be connected to the 12v in (red arrow) port. On the 10", there is no 12v power input, instead, a USB C port labeled with a lightning bolt is used (red arrow). This cable must be … --- _[View the full topic](https://forum.onefinitycnc.com/t/frozen-home-screen/7437)._