Why my LUMIA 640XL (AT&T) fails to go to flash mode in device recovery

[letmethinkaboutit]

having problem in wifi..even wifi does not turn and same is true for many other setting options. tried factory reset, not working. then tried to reset with device recory, it detect the phone, downloads the software (in computer) and then gives a notification of going to flash mode....stays at goodbye for a while and neve goes to flash mode. any work around of this problem?

 

[libra89]

Hmm, do you recall if your phone was charged? It does sound like you might have a buggy phone, but I will suggest trying to charge it first.