I updated the latest firmware for my M4R (2.0) but after the update it keeps crashing my whole network, intermittently. Both wired and wireless connection stops working. Tried to downgrade back to the

Hello TP-Link community, After upgrading to 1.5 firmware, there is a huge performance hit, it became almost impossible to manage the Deco with Deco app, as it almost always unable to connect or looses