The single most complained-about feature. Because Mega uses your own bandwidth for peer-to-peer distribution (if you enable it), free users get severely limited after a few GB of uploads or downloads.
Every upload is encrypted end-to-end on your device before leaving your computer. Mega never sees your decryption keys. mega nz upload full
mega.nz/file/abc123#encryptionkey). Without that key, the link is useless.Real-world note: This is fantastic for privacy, but it breaks browser-based virus scanning (Google Drive scans your uploads; Mega cannot). Report: "mega nz upload full" 3