Modern versions of Windows (Windows 10 and 11) reject unsigned drivers by default. You must temporarily disable driver signature enforcement via the Advanced Startup menu to install the older Acer USB drivers.
Unlocking and rooting your Acer A200 opens up a world of customization possibilities: acer a200 simple tool v2
Use the tablet's to navigate to the "Unlock" icon (usually a picture of an open padlock) and press the Power button to select it. Modern versions of Windows (Windows 10 and 11)
Before you can modify system files, the bootloader must be unlocked. acer a200 simple tool v2
Once the tablet boots back into Android, re-enable USB Debugging. Plug it back into the PC and return to the Simple Tool V2 menu.