Warid LTE not working

Salam Everyone, I have got a problem with my Wingle I have been using Zong Super 3G on my Wingle and it is running smoothly.Today I got a 4G sim of Warid and got 1GB free internet when I inserted my Warid 4G sim in my Warid LTE Wingle (Unlocked) I couldn't access internet, the device was showing full signals of 4G but I was not able to access Internet, Can anyone of you help me resolve ths problem?

Thanks.

call help line. best help.

Check dns settings

APN settings