Most popular Are Windows 64bit operating systems supported? Can we protect an unlimited number of our applications? Protect and test your program in 1-2-3! (DEMO version) Can we test protection of DLL files? I keep getting "No more executions left!" error message? Application is asking for new activation code. Why? What if license is lost due computer crash or virus attack? I keep getting "Interface DLL is missing!" message? Can we have PC Guard licenses on multiple computers? Can other SOFPRO clients activate our protected applications? License transfer License reactivation Latest Q&A "Server ID can not be obtained." error Can you provide W-8 or W-9 form? Can we protect Python applications? Will uninstalling/reinstalling protected application affect license? How to: Multiple applications - different activation codes Protect and test your program in 1-2-3! (DEMO version) Why I'm getting "Machine ID (MID) decryption error" ? Is it possible to digitally sign protected app? Validation of viewstate MAC failed error. "Authorization error" with correct credentials. Are activation codes tied to specific (x86/x64) architecture? Can we have PC Guard licenses on multiple computers? "Cannot find table 0" error message How to: Multiple applications - single activation code Application is locked although demo mode is enabled? Categories General4 Purchasing4 Demo versions5 PC Guard: General6 PC Guard: Remote protection14 PC Guard: Errors and warnings6 PC Guard: .NET applications4 PC Guard: Demo mode6 PC Guard: Network protection1 PC Guard: Protection tips9 Activation center (ACEN)5 Licensed users10