Change profile picture in Personio
Go to Personio:
https://jf-group-gmbh.app.personio.com/
After
logging in to Personio, you can click on your name/profile picture in the
bottom left corner, as shown in the first screenshot:

You will then see a
profile overview with information. Here we click on the tooth in the bottom
right corner of our profile picture as shown in the screenshot:

Finally, we need to
select "Upload Photo" and upload an image that matches the format and
size shown in the screenshot below:

