Most popular Are Windows 64bit operating systems supported? Can we protect an unlimited number of programs? I keep getting "No more executions left!" error message? Can we test protection of DLL files? Protect and test your program in 1-2-3! (DEMO version) Can we automate activation process? Standard and extended activation codes. Distribution of application updates What if license is lost due computer crash or virus attack? Application is asking for new activation code. Why? Activation file feature. I keep getting "Interface DLL is missing!" message? What can (and can not) be protected with PC Guard for .NET? Server UNC path error message License reactivation procedure How I can transfer my license to another computer? Can someone not authorized activate our applications? Can we have PC Guard licenses on multiple computers? Latest Q&A Can we protect Python applications? Will uninstalling/reinstalling protected application affect license? Application signature and its significance PC Guard project files How to: Multiple applications - different activation codes Protect and test your program in 1-2-3! (DEMO version) Command line interface options in PC Guard Limited license feature Why I'm getting "Machine ID (MID) decryption error" ? Site and MID (Machine ID) codes Limited license: Day of the month expiration limitation. Flexible machine locking feature Is it possible to digitally sign protected app? Is it possible to protect digitally signed app? Validation of viewstate MAC failed error. "Authorization error" with correct credentials. Categories General 8 Purchasing 6 Demo versions 6 PC Guard: General 13 PC Guard: Remote protection 29 PC Guard: Errors and warnings 6 PC Guard: .NET applications 6 PC Guard: Demo mode 7 PC Guard: Network protection 2 PC Guard: Protection tips 9 PC Guard: Interface DLL 5 Activation center (ACEN) 8 Licensed users 15