@nM-DOL On US version SPEC it shows 2.4~2.483GHz I think it could be a limitation on software but I don't believe tplink will help you unlock it

@shafiqz If you can Ping the main gateway IP it can't be any issue on the CPE. It looks like DNS issue, you may try Ping 8.8.8.8. If that works, all you need to do is just modify the DNS on your PC....

@Xmuni I don't think you can change the firmware region. But US version should also be able to use 5Ghz band 1 channels, 36-48. For indoor usage Band 1 channels are good enough

@TheWeeklyGeek I can't do the test right now because all my switch have been adopted by controller. However according to User guide, you can "go to the Security > AAA > Global Config page to create...

@SimoneIcough For long wireless connection, the antenna position is also important. On the Client CPE web interface you can see the Signal Strength. In normal case -40dbm to -60dbm means a good...

@CPE710-911 It must be 5Ghz channel issue. CPE710 can only use band 4 channels. While some of the clients may not support this channel wifi. Band 4 channels:149-165