Computer Tricks and Secrets

Short answer: to let people send you files without giving them access to your other files, use an upload-only link, Dropbox File Requests is the cleanest, and Google Drive plus Google Forms works too. Recipients can add files but cannot see or download anything else in your storage. Here is how to set it up safely. The safest option: Dropbox File Requests Dropbox File Requests are purpose-built for this: In Dropbox, go to File requests and create a new request. Name it and choose (or create) the folder uploads should go to. Share the link. Anyone with it can upload files to that folder. They cannot see the folder's contents or anything else in your Dropbox, upload-only. Perfect for collecting documents, photos or homework from many people. Google Drive options Google Forms with a file-upload question: create a form, add a "File upload" question, and share it. Responses land in a Drive folder only you control. Great for collecting files with some struct...

Short answer: email caps attachments at around 25 MB, so for anything bigger use a transfer service like WeTransfer (no account, up to a couple of GB free), a cloud share link (Drive, Dropbox, OneDrive) for very large files, or a peer-to-peer tool for direct transfers. Here is the best option for each situation. Why email fails for big files Most email providers limit attachments to about 25 MB. A single video or design file blows past that. The fix is to upload the file once and share a link, or use a service built for large transfers. Best free options WeTransfer , send up to a couple of GB free with no account; recipients get a download link. Simplest for one-off sends. Cloud share links , upload to Google Drive , Dropbox or OneDrive and share a link. Best for very large files and when you want the file to stay available. Send Anywhere , direct device-to-device transfer with a code, good cross-platform. Which to choose Situation Best option One-off send, no accoun...