If you try to attach files larger than 25MB in your Gmail, you’re unfortunately out of luck. This is because, Gmail Maximum attachment restrictions will only allow you to send and receive messages up to 25 megabytes (MB) in size.
To over come this, you can use Google Drive to attach file (free service). It lets you to share your file from any device or send as an email attachment.
1) Upload and share using Google Drive
You can upload your large file to the Google Drive and share the uploaded file by sending your recipient a link to your file.
|Google Drive Free storage limit||5 GB|
2) Insert using Google Drive – Send a file as an email attachment.
|Max email attachment size||10 GB|
To send a large files as an email attachment, first enable the Gmail’s new compose feature. This in a built attachment feature that allows you to insert files up to 10 GB in size stored in Drive into Gmail messages.