Understanding What Happens When Your Router Needs a Restart
A router is a device that spreads internet throughout your home or office using wireless signals and wired connections. Over time, routers can develop issues that slow down your internet speed, drop your connection, or prevent devices from connecting at all. These problems often happen because the router's memory fills up with temporary data, or the device gets overheated from running continuously.
Get Your Free Synchrony Mastercard Payment Guide →
When your router has been on for weeks or months without stopping, it stores information about every connection attempt, every device that has ever tried to connect, and various network settings. This stored information, called cache, can cause the router to work less efficiently. Additionally, routers generate heat during operation, and when they run constantly without breaks, internal components can become too warm and malfunction temporarily.
Restarting your router clears out this temporary data and gives the device a fresh start. Think of it like closing all the applications on your computer and turning it off for a few minutes—when you turn it back on, everything runs more smoothly. For most home internet users, restarting the router solves about 70 percent of common connectivity problems.
Common signs that your router might need restarting include: websites loading slowly even though your internet plan should be fast, wireless devices disconnecting and reconnecting repeatedly, some devices unable to find or stay connected to your network, or a router that feels hot to the touch. You might also notice that restarting helps temporarily but the problem returns after a few days, which suggests a deeper issue that may require professional help.
Practical takeaway: Restarting your router is the first troubleshooting step most internet service providers recommend before scheduling a technician visit. It takes less than ten minutes and costs nothing.
The Difference Between Restarting and Resetting Your Router
Two terms often get confused when discussing routers: restarting and resetting. These are completely different actions with very different results. Understanding the distinction matters because doing the wrong one could create additional problems you'll need to fix.
Free Smoke Detector Information Guide for Homeowners →
A restart means turning off the router's power, waiting a short time, and turning it back on. During a restart, the router keeps all of your settings intact—your Wi-Fi network name, your password, port forwarding settings, security configurations, and any other adjustments you've made. After a restart, your network should work exactly as it did before, except running more smoothly. Your devices can reconnect using the same password they always use.
A reset is very different. When you reset a router, you erase all of the settings and return it to the factory default condition. This means your Wi-Fi network name goes back to whatever the manufacturer set it to (often something like "Netgear-2847" or "Linksys"), and the password becomes the default password printed on the router's label. Any custom settings you made disappear completely. Resetting should only be done if you've forgotten your router's password and cannot access its settings another way, or if a technician specifically instructs you to do so.
The process for restarting is simple: unplug the power cable, wait about 30 seconds, then plug it back in. You do not need to press any buttons on the router itself. A reset, by contrast, requires holding down a small reset button (usually recessed into the router so you need a paperclip to press it) while the router is powered on, then holding it for 10-15 seconds until the lights flash in a specific pattern.
Practical takeaway: If your router is having connection problems, always try a restart first. Only do a reset if you cannot access your router's settings and a technician tells you to do so, because a reset will erase your network configuration.
Step-by-Step Instructions for Restarting Your Router
Restarting a router follows the same basic process regardless of the brand or model. Whether you have a device from Netgear, Linksys, TP-Link, ASUS, or another manufacturer, these steps will work for standard home routers.
Your Free Guide to DSLR Camera Settings →
Step 1: Locate the power cable. Find where the router plugs into the electrical outlet. The power cable is usually thin and black, similar to what powers a lamp or computer monitor. Trace it from the back of the router to the wall outlet.
Step 2: Unplug the router. Grasp the power plug itself (not the cable) and pull it out of the wall outlet. Do not use a surge protector's on/off switch instead—physically unplugging the cable ensures a complete power loss. You may also want to unplug your modem (the device that brings internet into your home from your service provider), as restarting both together sometimes solves problems more effectively.
Step 3: Wait 30 seconds. This pause allows the router to fully discharge all remaining electrical charge and clear its memory. While waiting, you might see the lights on the router dim or turn off completely. If you unplugged the modem too, wait during this same 30-second period.
Step 4: Plug the router back in. Insert the power plug back into the outlet. The router will begin its startup sequence, which typically takes 1-3 minutes. You'll see the lights turn on and possibly flash in patterns as the device initializes.
Step 5: Wait for full startup. The router is fully restarted when the lights stabilize. There's usually a light labeled "Internet" or "WAN" that turns solid green or blue, and a Wi-Fi light that also turns solid. Until these lights are stable, the router is still starting up.
Step 6: Reconnect your devices. Once the lights are stable, try connecting your phone, computer, or tablet to your Wi-Fi network. It should appear in your available networks list with the same name it always had. Enter your Wi-Fi password (the same one you've always used) to reconnect.
Step 7: Test your connection. Open a web browser and visit a simple website to confirm that internet access works. Try loading a website you visit regularly and note whether pages load at normal speed.
Practical takeaway: The entire restart process takes about 5 minutes from unplugging to full reconnection. If your internet problems persist after a restart, document what problems you're seeing and contact your internet service provider's technical support.
When to Restart Your Router and How Often
Router restarts aren't something you need to do on a strict schedule. Instead, restart your router when you notice specific problems or as part of troubleshooting. However, understanding when restarts help most will save you time and frustration.
Learn How AutoZone's Return Policy Works →
Restart your router if you experience: Your devices cannot find or connect to your Wi-Fi network at all, your internet speeds drop significantly below what your service plan includes, websites take more than 10 seconds to load when they normally load in 2-3 seconds, video streaming buffers frequently or plays in lower quality than usual, your devices keep disconnecting from Wi-Fi and reconnecting every few minutes, or you can connect to Wi-Fi but some websites or applications won't load.
Consider a restart even if you don't have specific problems if the router has been running continuously for 60-90 days without ever being powered off. Some IT professionals recommend restarting routers monthly as preventive maintenance, though this isn't necessary for most home users unless they notice performance issues.
After a restart, pay attention to how long your internet remains stable. If connection problems return within a few hours, the restart provided only temporary relief and you likely have a more serious problem. This might be overheating (your router may be in a closed cabinet or near other heat-generating devices), a failing component inside the router that needs replacement, or an issue with your internet service provider's connection.
If problems return after 1-7 days, restart the router again, but also contact your internet provider's technical support. Many providers offer free equipment replacement if a router is malfunctioning. Take note of when the problems started, what devices are affected, whether it happens at specific times of day, and whether your internet speed test results (available free from websites like speedtest.net) show slower speeds than your service plan includes.
Practical takeaway: Restart your router whenever