When just our practice keys are replenished

Answer 1

Look at the most recent answer to this: https://www.sololearn.com/Discuss/2429856/?ref=app
You’ll have to update SoloLearn; it was a bug.

Answer 2

Your queston is unclear, so we can’t help you. Please explain more. https://www.sololearn.com/discuss/1316935/?ref=app

Answer 3

Recently sololearn introduced practice keys to acces try it yourself I used mine I don't know how to replenish them