The latest testing round for Diablo 3 2.6.9 on the PTR has now been completed and the PTR has been shut down as of this evening.
As per most PTR patches, the full release to the live server is expected to appear sometime in the next two weeks. Watch out the patch update hitting the live servers around 22 June.
As per usual, Blizzard thank you for your testing service.
FYI – 2.6.9 PTR for Diablo 3 has ended.
Thanks for all the feedback. S21 preview blog soon™
— Adam Fletcher 💙 (@PezRadar) June 11, 2020