@younus487 May I know who is your ISP? What kind of connection type you are choosing on the WR940N? What if you connect the ISP modem to the computer directly, will you get a stable connection? Only...

@Tania1111 Thank you. Can you please check the other suggestions also, then confirm if any will make a difference?

@bhuvan May I know who is your ISP? What if you connect the modem to the computer directly, and dial up on the computer, will you get a stable connection? Please check the guide below to dial up a...

@manuks88 What is the speed you got when the same computer is connected to the C7 by cable? What is the link speed on it? You can check this guide to get the link speed. What is the speed you got...

@ace543 Thank you. Have you ever reset the router to factory defaults either by pressing and holding the reset button until the LEDs flash off then on or click the factory defaults on the router web...

@crispybacon Just to confirm, is the AX1500 working as the main router or as an access point? Is it the only 802.11ax network that your iPhone 6s connects to? As woozle already mentioned, this should...