There are a few things you can do to improve your cellphone signal in your house:

· Move to a different location in your house. Sometimes, all you need to do is move to a different room or floor to get a better signal. Try moving closer to a window or door, as these areas tend to have better reception.

· Use a signal booster. A signal booster is a device that amplifies the cellular signal in your home. This is the most effective way to improve your signal, but it can be expensive.

· Get a Wi-Fi calling plan. Wi-Fi calling uses your home's Wi-Fi network to make and receive calls, so it doesn't rely on cellular signal. This is a good option if you have a strong Wi-Fi signal in your home.

· Reset your phone's network settings. Sometimes, resetting your phone's network settings can help to improve the signal. To do this, go to your phone's settings and look for the option to reset network settings.

· Check for obstructions. Metal objects, such as appliances and walls, can block cellular signals. Try to move your phone away from any obstructions.

· Update your phone's software. Sometimes, software updates can improve your phone's ability to receive cellular signals. Make sure your phone is running the latest software.

If you have tried all of these things and you are still having problems with your cellphone signal, you may want to contact your carrier. They may be able to offer additional suggestions or help you troubleshoot the problem.

Here are some factors to consider when choosing a cellphone signal booster:

· The size of the area you need to cover. Cell phone signal boosters come in a variety of sizes, so you'll need to choose one that's big enough to cover the area where you need better reception.

· The number of cell phone carriers you need to support. Most signal boosters can support multiple carriers, but it's important to check before you buy.

· The type of signal you need to boost. Cell phone signal boosters can boost 2G, 3G, 4G LTE, and 5G signals. Make sure to choose a booster that can boost the type of signal you need.

· The power output of the booster. The power output of the booster determines how far the boosted signal will travel. If you need to cover a large area, you'll need a booster with a higher power output.

· The price of the booster. Cell phone signal boosters can range in price from a few hundred dollars to several thousand dollars. It's important to set a budget before you start shopping.

Here are some additional tips for choosing a cell phone signal booster:

· Read reviews from other customers. This can help you get an idea of how well a particular booster works and if it's worth the price.

· Contact the manufacturer or retailer for help. They can answer any questions you have about the boosters they sell and help you choose the right one for your needs.

Once you've chosen a cell phone signal booster, be sure to install it properly. This will ensure that it works effectively and doesn't damage your cell phone or other devices.

Here are some additional things to keep in mind when choosing a cell phone signal booster:

· Cell phone signal boosters are not a substitute for a good cell phone plan. If you have poor cell reception in your area, even a signal booster may not be able to provide you with reliable service.

· Cell phone signal boosters can be affected by weather conditions. If you live in an area with extreme weather, you may need to choose a booster that is specifically designed for those conditions.

· Cell phone signal boosters can be noisy. If you are sensitive to noise, you may want to choose a booster that is designed to be quiet.

I hope this helps!