: Ensure the ChessBase or Fritz program you want to patch is completely closed .
Files like "CBFT Patch21.rar" are often flagged by antivirus software or Windows Defender because they modify executable files. Before downloading or running such tools from third-party forums or file-sharing sites, ensure you are using a reliable source and have verified the file's safety, as these patches are unofficial modifications. Download CBFT Patch21 rar
: Many versions require you to place a "Streams" folder in your local AppData directory (typically C:\Users\YourName\AppData\Local\ChessBase\Streams ) for the protected video files to load correctly. Important Security Note : Ensure the ChessBase or Fritz program you
: Right-click the patcher and select Run as Administrator . Download CBFT Patch21 rar
Example for ChessBase 16: C:\Program Files\ChessBase\CBase16 .