@Piersandro Thanks Need help with band selection in wireless router mode with 4G Lte as backup band selection seen only in 4g router mode

I cant find the link to download official firmware : https://www.tp-link.com/in/support/download/archer-mr600/ Another issue is band selection is not available in wireless router mode with 4G Lte as...

Please share the steps if you were able to restore to official firmware .