WEFE Broadband Bhubaneswar - No Refund after plan disconnection

I took wefe connection(WIFI Connection) around December ****() and in January ****, I paid them ***** INR (including GST) for ** months plan(Buy ** months and get ** months). In May I shifted to a new location and changed from WIFI Plan to fiber plan, they said that i cannot continue ** Months wifi plan,

I paid: Rs.***** (in Jan'****)
As per Home ****(WIFI Plan) : Rs.**** : Rs.**** * * renewal : For the period **-**-**** to **-**-**** (*** days)
Remaining Balance: Rs.*****

As per FIB **** (New Fiber Plan) : (Rs.****) (for the period **-**-**** to **-**-**** )
Fiber Installation : (Rs.****) (after adjusting security amount Rs.**** , ) (One time payment-Non refundable)

Balance amount: Rs.**** (will remain advanced in My account, you can use it with subsequent renewal ).

After a month, due to personal reason, I had to change to another location, I contacted wefe for relocation, they mailed me there is no service in that location, I asked for closing connection and giving me a refund, they asked me to send mail for e-billing department, I took new connection from rail wire as there is no wefe connection, after ** days I got a mail saying, they won't refund the amount. I got below response from wefe
They re
"Your account is valid till **-**-****. If you disconnect remaining validity will be lapsed
"
I contacted them but no use