Connection issue with KDL-40X520

[Amirdrn]

Hi I connected my wifi dongle into TV and then it won't recognize it 

My wifi dongle is Detex+ D-W 100 

[LightFoot]

Hi @Amirdrn   KDL-40X520 Does not appear to be a valid model number.

[SkyNet404]

Hey there,

I believe that's how it works: https://bit.ly/3ywuVvI. 
So, you can check that and follow the steps in the link.

Hope it helps.