appwrite/docs/references/avatars/get-browser.md

You can use this endpoint to show different browser icons to your users. The code argument receives the browser code as it appears in your user GET /account/sessions endpoint. Use width, height and quality arguments to change the output settings.

When one dimension is specified and the other is 0, the image is scaled with preserved aspect ratio. If both dimensions are 0, the API provides an image at source quality. If dimensions are not specified, the default size of image returned is 100x100px.