Starting on Chrome 90, Discourse admins can add screenshots to the PWA install bottom sheet.
You will need to take a few screenshots of interesting pages, upload those a topic and fill then in at /admin/site_settings/category/branding?filter=manifest screenshots
.
For the screenshots, Chrome documents the following requirements:
- Width and height must be at least 320px and at most 3840px.
- The maximum dimension can’t be twice larger than the minimum dimension.
- Screenshots must have the same aspect ratio.
- Only JPEG and PNG image formats are supported.
After filling the setting, it will look like this:
If you have a login required
site, be aware that the screenshots are public.