Do not use alcohol or alcohol containing cleaners, tissues, wipes, or sanitizers on the acrylic window! It can permanently damage it.

The top shell, the IR cover and the acrylic window are one solid part and can't be disassembled. (They pop out with a bit of force but wont go back in as well without some sort of glue)

The Flipper Zero only uses two types of screws:

Long screw size is M1.7x8

Short screw size is M1.7x4