Always make sure to have a unique profile picture that catches the eye of a visitor. It will also be useful for people who are searching to find your account. Follow this simple guide to know how to Change Profile Picture on Tumblr (Desktop and Mobile App)
1) Open Tumblr.com and log in.
2) After logging in successfully, hover on your profile picture and click settings icon to open the Edit Appearance page.
3) Now, click on Edit appearance to upload your Profile picture and header image.
1) Open Tumblr Mobile App and sign in.
2) Tap the User icon at the bottom right corner.
3) Now, select the Paint palette icon at the top of the screen to access the Edit appearance page.
4) Finally, on the edit appearance page, click on the Pencil icon to upload your Profile picture or header image and click Save.
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