Troubled by pesky Wi-Fi dead zones in your home? You’re not alone. Fortunately, there’s a budget-friendly solution that can improve your home Wi-Fi signal strength with almost no hassle. The TP-Link AC1200 Wi-Fi Extender is on sale for $23 at Amazon, which is a massive 54 percent discount off its usual $50 MSRP. As a Wi-Fi extender, the TP-Link AC1200 takes your Wi-Fi router connection and re-broadcasts it, effectively boosting the signal for better reception in areas that don’t get a good signal from the router itself. If you have unstable or spotty Wi-Fi connection, this could be the reason …