MEGA uses . When a user generates a link, the encryption key is typically appended to the URL after a # symbol.
: The "Missing Key" or "Enter Decryption Key" prompt appears when the anchor portion of the URL —which normally contains the key—is missing or incomplete. How To Open A Mega Link Without Decryption Key
Often, the "decryption key" is actually embedded in the URL itself, typically after a # symbol. If you only have the first half of the URL, it will fail. Ask the sender to use the option and select "Copy link" (the green button), which exports the entire URL including the key. 2. Manual Entry of the Key MEGA uses