Model guide · TV
TCL 75QM8L
Choose the speaker for TCL 75QM8L and check the audio output. If you need a factory reset, start here. From the Google TV home screen, open Settings.
In store? To share a particular step, open the 3D guide and choose Share step there.
Share the model guide · QR code
Scan with the camera on the customer’s phone.
https://fixmytvsound.com/en/guides/tcl-75qm8l/Factory reset · 75QM8L
Check the model code and note your settings before clearing them.
- From the Google TV home screen, open Settings.
- Select System, then About.
- Select Factory reset.
- Read the TV prompt. Confirm only if you want to erase the settings. Wait for setup to appear.
- Finish setup, select your usual audio source and test the same programme again.
Manufacturer support instructions · TCL
Source market USA · Checked 4 November 2026