2 Answers Sorted by: 0 Try a software update. See this post and if it doesn't help the posting below that. (EDIT: added the relevant parts in case the linked posts get deleted/are not accessible) (software upgrade) When tv is on press home button - settings - system - more - then click OK on software upgrade - scan for upgrade (workaround)
中文 (简体) 中文 (繁體) 日本語. Hi, The mouse of my Toshiba laptop with windows 10 is not working. When I use external mouse, it does show the arrow and works properly. Without the external mouse, only the click touch screen works. Solution. 01. No display or black screen. – Incorrect connection or damaged cables. – Issue with internal hardware, or malfunctioning TV. – Connect TV to a different power source or replace the cables. – Check hardware and contact TCL TV customer support if needed. 02. Flickering or flashing screen.This is usually indicated by a blinking light on the headphones. Making the Bluetooth headphones discoverable. Activate the Bluetooth on the TV by going to Settings (gear icon on the remote) > Sound > Sound Out. Select Sound out. Select Use Wireless Speaker . Select Use Wireless speaker.A new MS Wireless Display Adapter v2 with newest firmware worked perfektly a few days. But from one day to another, I could only see a black screen with white mouse cursor and no sound. After a few minutes, the connection between Adapter and T530 automatically stops. I have tried everything, nothing helped.