I am also experiencing the same issue (disconnecting/not stable connection) as everyone else with the A53... My other devices are perfectly fine tho... Tried the 5 Network & 2.4 Guest and does not...

@PeterVo I have the exact same issue (A53). When I alway down the hall (10 feet away behind wall) my phone loses instant connection... On the flip side: -my work phone (iphone) and wifes phone...