Cannot change Wifi Password ( Showing chinese )

Messages
84
Location
Kerala
ISP
BSNL Fiber
I am using BSNL provided, Netlink hg323rgw GPON. I cannot change the Wifi password. When I change it, some Chinese is displayed? I have tried restarting the GPON. Same result. Anyone facing this? What to do?


chrome_f358AUZGGK.webp


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chrome_o693fDiJb2.webp



chrome_mYqkzN6Eqy.webp
 
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