Jup, you can peel it off. (But wait until you got the spare.)
Centreville NW has them in stock...
https://centrevilleelectronicsnw.com/metal-detectors-and-parts/ols/products/xlt-or-dfx-window
Hello streak. To answer your initial question honestly, no. I can only advise you not to start this hobby because it is very tedious.
(that leaves more finds for me. ha ha) 😉😊