The original file may be incomplete. Download a fresh copy from the official source.
: While downloading DLL files from websites might seem like a quick fix, it’s generally not recommended due to security risks. However, if necessary, ensure to get the file from a trusted source. Always verify the integrity of the file using a digital signature if possible.
Security software may mistakenly block the extraction process.
Replacing the DLL rarely fixes the underlying issue, which is usually related to RAM or disk space. Recommended Fixes for ISDone.dll Error 1. Increase Virtual Memory (Page File)