If you want to retrieve the full quality profile picture without ever having uploaded it to Google+, follow these steps:
If you have multiple google accounts, open a private window by pressing CTRL + SHIFT + N for Chrome or CTRL + SHIFT + P for Firefox.
Go to any google service such as gmail.com and log into the account you wish to retrieve a profile ...
All I did was upload it through the web browser and when it asked me to resize it, I just clicked the back button on editing image and it kept the transparent background. Give that a try. IDK if this works on the app but it works on web twitter.
This individual https://twitter.com/wongmjane just updated their profile pic to be transparent. They reverse engineer apps. I took that individual's photo they were using (attached) opened it in photoshop, put what I wanted, saved it, uploaded it, and it worked.
People you are not friends with can only like and/or comment on your public posts if you allow people to follow you on Facebook. If you disable this option, anyone who is not friends with you will only be able to see the "share" option and not be able to like or comment on your public photos.
The bug appears to be related to corruption between the gmail and hangouts profiles that are supposedly synchronized. Updating the picture in hangouts fixed the issue, even though that is supposedly shared with gmail and updating in gmail left two versions.
provided pictures for debugging from @米凯乐
While I had no issues with the first image:
The second image resulted always in various errors, one of which was:
And I was unable to change it unless the image was resized. This was caused mostly because of Google's "pick size tool" (although it looks like smart/...
Simply update your Yahoo profile picture or create profile if you don't have one. Put the same picture tag you have on Gmail an wait.
Remember spec about pic should be:
Image file size: 5MB (maximum)
File format: .jpg, .png, .jpeg
Image resolution size:192x192 (minimum)
Yahoo uses your profile from Yahoo and if you don't have one they take the pic from ...
If you have a Google + account, this can have adverse effects. The image uploaded to your G+ profile can appear on some, but not all services where your image appears.
If you upload an image to G+, then it'll appear in services like Calendar or Drive. But you can change the image in the Gmail settings as well and have this effect.
I suggest going into ...
FB doesn't allow you that now. but here is a simple trick.
Go to facebook's mobile site (not mobile app) => m.facebook.com
Click on Profile > Photos > Profile Pictures > Upload profile picture
For more info and detail read this => http://www.digitalshangrila.com/facebook/upload-profile-picture-facebook-without-cropping/