The most frequent cause of the issue is a bad Internet connection. The good news is that this may be solved quickly, sometimes even without any effort on your part.
Instagram may be unable to update your feed due to a bad mobile or Wi-Fi connection, slow internet, or provider problems and that can be a reason regarding why does my instagram say couldn't refresh feed. Make sure your app is updated because occasionally that is the source of Instagram problems after terrible Internet connections and Insta malfunctions have been ruled out.
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