If you have another working AutoCAD 2022 installation, copy acadres.dll from: C:\Program Files\Autodesk\AutoCAD 2022\ to the same location on the affected machine.
If you are looking for a quick fix, these three actions solve the problem for 95% of users: If you have another working AutoCAD 2022 installation,
After updating drivers, restart your computer. a software conflict
from incomplete updates or sudden crashes. Incorrect shortcut paths pointing to the wrong folder. you must repair the installation.
The Windows Registry entries that tell AutoCAD where to find acadres.dll may have been altered or deleted—by a failed Windows update, a software conflict, or even manual registry edits gone wrong.
If the file is completely missing or corrupted, you must repair the installation.