Alres.dll is a dynamic link library (DLL) file associated with Adobe Illustrator software. It is part of the Adobe Illustrator Resource DLL and is used for managing and providing resources for the software's user interface.
If Alres.dll is missing or corrupted, it can lead to various issues with Adobe Illustrator, including the inability to launch the software or errors and crashes during use. To fix this issue, you can try reinstalling the Adobe Illustrator software, which should replace any missing or corrupted DLL files. Additionally, you can try running a system file checker (SFC) scan to repair any corrupt system files that may be affecting the functionality of Alres.dll.