If a skin author has not packaged a third-party plugin correctly, it may not install to the proper directory during skin setup. Step-by-Step Solutions to Fix Error 126 1. Install or Repair Visual C++ Redistributables
Windows Security > Virus & threat protection > Manage settings Exclusions , add the Rainmeter installation folder (typically C:\Program Files\Rainmeter ) and your Skins folder. 4. Fix Bit-Depth Mismatches Rainmeter.dll Load Error 126
And there is nothing quite as frustrating as seeing this instead: If a skin author has not packaged a
Security software may block or quarantine specific DLL files, preventing the application from "finding" them even if they exist on the disk. Corrupted Installation: Rainmeter.dll Load Error 126