Drop down the menu, select (or 4 if your processor has fewer cores), and click OK . Click Apply , then OK , and restart your Windows 11 PC.
: Corrupted download files or bad sectors on the destination drive prevent successful data writing. unarc.dll returned an error code 11 windows 11
Before fixing it, understanding the cause helps prevent it from recurring: Drop down the menu, select (or 4 if
Not enough room on the C: drive for temporary extraction. Before fixing it, understanding the cause helps prevent
your total RAM size in MB (e.g., for 16GB of RAM, input 24576 ). 3
How to Fix Unarc.dll Error Code 11 on Windows 11 The is a frustrating issue that typically occurs on Windows 11 when extracting compressed archives or installing large, highly compressed PC games (such as fitgirl repacks or DODI repacks). The error usually presents a pop-up window stating: "An error occurred when unpacking: Decompression failed" or "unarc.dll returned an error code: -11" .