On Sunday (4-April-2021) a small of small earthquakes took place in Öræfajökull volcano. Most of the earthquakes that happened where deep, with most depth at 11,3 km.
It is unclear if this means anything at this point. Earthquake activity in Öræfajökull volcano at this point has been slow to start and happens without much warning as is. This might be an early sign that more activity is ahead in Öræfajökull volcano but only time is going to make it clear if that is the case.