Hi @Riyaz_basha    

Thanks for reaching out to us. 

May I know when did you buy your Archer C60 and when did you get this issue? 

For this issue, we would like to collect some information first so that we can locate the issue quickly and provide you some suggestions.

Does this issue occur to wireless connection only, or both wireless and wired connections?

If this issue occurs with a wireless connection, please refer to: Troubleshooting: Unstable wireless connection on TP-Link router

If both the wired connection and wireless connection are unstable, please refer to: Troubleshooting: Unstable connection on the TP-Link router

If the suggestions on the 2 FAQs cannot resolve the issue, please get back to us and let us know the exact situation of yours, as well as the result of troubleshooting you've done.