TS7-Pro 7-inch Touch Screen
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hdmi_drive=2
hdmi_group=2 means DMT (Display Monitor Timings, the standard typically used on monitors) hdmi_mode=87 in-
dicates we create a new hdmi mode named 87. hdmi_drive=2 selects the Normal HDMI mode.
After the modification is done, save and exit. For more details about configuring config.txt, refer to Raspberry Pi
official website: https://www.raspberrypi.org/documentation/configuration/config-txt.md.
Step 3: Reboot Raspberry Pi.
Reboot the Raspberry pi with the command sudo reboot.
sudo reboot
For Raspberry Pi 4
1) Click the Raspberry Pi icon -> Preferences -> Screen Configuration.
14 Chapter 3. QUICK USER GUIDE