Hello @HHPMGT1234
For your privacy, we recommend to deleting your personal email or modify the title and do not need to share them in public.
Factory Reset Your Extender Before Reinstallation
- RESET: With the extender powered on, use a pin to press the RESET button (pinhole) until all the LEDs flash once.
Refer to video here to set up your range extender : Setup Video: How to set up a TP-Link Range Extender - YouTube
I notice you have created several posts regarding RE220 installation issue, you could also reach the local hotline support for more timely help:
https://www.tp-link.com/en/support/contact-technical-support/#Hotline-Support