@Salmotrutta Hi, what is the model no. and hardware version of your TP-Link device? Please connect your laptop to any other WiFi to see if it connects fine, if the issue happens with the TP-Link WiFi...

@Vivek-77_Shenoy Hi, SIM card status prepared means the SIM card has been detected and no PIN lock, so the status is correct, if there is any other internet issue, please provide more details and...

@ReddyNet Hi, does the issue happen only on wireless client devices? Please test wired connection as well, if wired connection has similar issue, please test the internet speed via wired connection...

@Dominick_Italy Hi, for Fastweb SIM issue, please refer to this thread: SIM card is detected but network type shows "No Service" with Italy Tiscali or Fastweb SIM card

@rajshekhar What is the WAN connection type you configured on the router? PPPoE or Dynamic IP? When the router stops working next time, please connect a computer to your bridge modemd directly and...

@arianh Do you have any questions about Archer Air R5?