Yes, you can easily encrypt an existing folder with multiple subdirectories and files by using tools like BitLocker on Windows or FileVault on Mac. These tools allow you to protect the entire folder and its contents with strong encryption. If you are running a food business and need to secure customer data, recipes, or financial records, using encryption is a smart step to keep everything private and safe. Just make sure to remember your password because without it, the data cannot be recovered.
