Use AirDrop to send the video to a nearby Apple device

Upload the video to iCloud Drive and share the link

Upload the video to Google Drive, Dropbox, or OneDrive and share the link

Use Mail Drop in the Mail app for large attachments

Compress the video before sending it

Trim the video to a shorter length before sharing

Send the video through Messages if the file size is small enough

Use a file-sharing app that supports large uploads

Transfer the video to a computer with a cable, then share it from there

Use a cloud storage app to generate a shareable link

Send the video in parts if the app or service has size limits