mondayx @ 05.02.17, 03:54
ie, you can flash the router with the new firmware on older?
If you prefer, you can, but there is a nuance.
For example, if the device is sewn TL-WR840N (EU) _V2_160406, the downgrade without additional dances with a tambourine, will not work, as on ofsayte hanging a warning (The EU firmware was specialized for CE certificating and can not be downgraded to other version) .
And what kind of firmware for requests Kyivstar gash - I do not know.