A: Likely yes. Defender, Norton, and McAfee will quarantine it as "Win32/Packed.VMProtect" because of its obfuscation code. Add an exclusion if you trust the source.
Folder Lock is designed for Microsoft Windows to provide password-protected locking, encryption, and backup of files and folders. Version 5.2.6 was a minor update to version 5.x, which introduced USB portable mode, stealth mode, and support for Windows Vista/7. Folder Lock 5.2 6