When there is constant problem in the Wi-Fi signal one get confused whether he/she should buy a new router or should use Wi-Fi extender to boost the Wi-Fi signals. If you have slow internet then there could be many reasons behind that. Sometimes it may be due to poor performance of your router, may be your device is not updated, and many times it could be because there is break in the signal due to some interference or blockage. Here you can get the tips to boost your Wi-Fi signals and helpful to you in getting answer of how to setup dlink extender . Update Router Firmware: Sometimes your internet could be slow just because your router is not updated. Nowadays router manufacturing companies updated their software to increase the speed and performance of the wireless connection. If you have a new router then it is very easy to update it through administrative interface but if you are using an old router then it may take some time as you have to download the Router Firm...