Your Gmail templates are stored in your Google Drive folder called Gmail Templates.
You can edit these templates directly from your Google Drive – there is no need to open Gmail composer (as described here)
Here is how to do it:
- Go to your Google Drive
- Click on “My Drive” and open Gmail Templates folder:
- Right-click on the template you want to edit. Select Open with -> Edit HTML:
- The editor will open in a new browser tab:
- When you are done with editing click on Save and Close