Picture in Conversations Yammer webpart showing blurry

%3CLINGO-SUB%20id%3D%22lingo-sub-864099%22%20slang%3D%22en-US%22%3EPicture%20in%20Conversations%20Yammer%20webpart%20showing%20blurry%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-864099%22%20slang%3D%22en-US%22%3E%3CP%3EWe%20recently%20experiencing%20Yammer%20pictures%20in%20SharePoint%20showing%20blurry%2C%20this%20is%20happening%20only%20for%20the%20pictures%2C%20not%20GIF%20file%20or%20video%20files.%26nbsp%3B%3C%2FP%3E%3CP%3EWe%20tested%20on%20a%20different%20computer%20and%20different%20browsers.%3C%2FP%3E%3CP%3EAny%20idea%3F%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-LABS%20id%3D%22lingo-labs-864099%22%20slang%3D%22en-US%22%3E%3CLINGO-LABEL%3ESharePoint%20Online%3C%2FLINGO-LABEL%3E%3CLINGO-LABEL%3EYammer%20webpart%3C%2FLINGO-LABEL%3E%3C%2FLINGO-LABS%3E
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Regular Contributor

We recently experiencing Yammer pictures in SharePoint showing blurry, this is happening only for the pictures, not GIF file or video files. 

We tested on a different computer and different browsers.

Any idea?