No. Total Commander keys do not expire. Your key from version 6.0 will work on version 11.0 today.
Using pirated software in a corporate or business environment can result in massive legal fines during software audits. Given how affordable a legitimate Total Commander license is, risking corporate reputation and legal action is highly counterproductive. How to Buy a Legitimate Total Commander Key
You can purchase a legitimate registration key directly from the official website or authorized resellers. total commander registration key
Once you have received your wincmd.key file via email, follow these steps to register your software: Find the wincmd.key file sent to you.
If done correctly, the startup nag screen will disappear. Your registered name will now be visible in the "About" dialog box under the Help menu. Using pirated software in a corporate or business
A Total Commander license is a that includes all future updates for free (until further notice). You pay once and can use the software for as long as you like, on your personal computers, without any recurring subscription fees.
Total Commander does not use a subscription model. You pay once and own the license forever. Once you have received your wincmd
Copy the WINCMD.KEY file into your (typically C:\totalcmd\ ).
Move or copy the wincmd.key file directly into that installation folder.