Searching for content on MEGA.nz depends on whether you are looking for your own stored files or trying to find public files shared by others. Searching Your Own Account
If you are logged into your account, you can use the built-in search features: how to search mega.nz
They continuously scrape places like Reddit, Telegram, Discord, and pastebins for mega.nz/# URLs, then index the folder/file names from those public posts. Searching for content on MEGA
: Power users can search their account via the command line using MEGAcmd for scriptable file management. and pastebins for mega.nz/# URLs