This is the easiest method for most users.
Name=John Doe
Type=1-user
Date=2024-01-15
Checksum=0x3A7F
Total Commander reads this data, verifies the checksum, and then compares the name with system user info (optional check).
Although the file has a .key extension and appears as a text file, its content is not human-readable plain text. Instead, it uses a proprietary encoding/encryption scheme. Total Commander Key File
Q: Do I need a new key file for version upgrades (e.g., 10.0 to 11.0)?
A: No. Your wincmd.key works for all future versions. Total Commander licenses do not expire and do not require upgrade fees.
Q: Can I use one key file on my desktop and laptop simultaneously? A: Yes, if you are the sole user of both machines. The private license covers all computers owned by the license holder. This is the easiest method for most users
Q: The nag screen is gone, but the title bar says "Not registered." A: Restart Total Commander completely. If the issue persists, the key file is corrupted or mismatched.
Q: What about the Android version?
A: The Android version of Total Commander uses a different licensing mechanism (Google Play Store in-app purchase) and does not use wincmd.key. Total Commander reads this data, verifies the checksum,
Q: Can I rename wincmd.key?
A: No. Total Commander hard-codes the search for wincmd.key. Renaming it breaks the license detection.
copy wincmd.key "%ProgramFiles%\totalcmd\"
or
copy wincmd.key "%APPDATA%\GHISLER\"