●    Ensure that your Chromecast is linked to the same WiFi network as your computer.

●    Use the HDMI extension cord that came with your Chromecast to increase the range of your Chromecast.

●    Hold the reset button on your Chromecast for 25 seconds to reset it.

●    Your modem or router should be reset.

●    Bring your Chromecast closer to your router.

●    Ensure that your Chromecast is connected to a 2.4GHz network.

●    If necessary, update the firmware on your router.

●    Channels on your router should be adjusted.   

There are a number possible causes for your chromecast.com/help device's inability to connect to your WiFi network. Any one of these difficulties, or a combination of them, might be the cog in your wireless wheels. Fortunately, there are a few easy remedies available to assist you in troubleshooting your Chromecast. 

On this page, we'll go through some of the most popular troubleshooting options, such as how to connect Chromecast or Chromecast Ultra to various WiFi networks and how to reset your Google Chromecast device.   

Fix #1 for Chromecast Setup: Check Your WiFi Network 

Have you ever wondered why your Chromecast won't connect to your WiFi? You may have just changed the password on your router and neglected to update your Chromecast, or you may have recently set up a second WiFi network in your house, resulting in your mobile devices and Chromecast being attached to separate networks. In any case, the simplest and easiest approach to repair a Chromecast WiFi setup problem is to make sure it's on the same network as your mobile devices.  

Thankfully, the methods for connecting Chromecast and Chromecast Ultra to your WiFi are identical. Check your phone's settings to check what network it's connected to, then compare with your Chromecast settings. Change WiFi networks if you see different information for your Chromecast. You can try one of the following alternatives once you've checked that they match.   

Fix #2 for Chromecast Setup: Use the Extender 

It's possible that your network is battling to identify a signal, which is why Chromecast isn't working. Televisions are essentially gigantic shields that make it tough for signals to flow through. Your Chromecast is in desperate need of assistance. 

A small HDMI extension cable was included with your Chromecast to let you connect it to WiFi. This is a short, rigid cable that will cause your Chromecast to protrude from the rear of your TV. This cable's aim is to offer your device a bit more breathing room when it comes to detecting WiFi networks. Check out Google's Chromecast setup tutorial if you're not sure how to connect Chromecast's HDMI extension. 

Even if this isn't the issue, using it on the off chance that it will increase streaming speeds is a good idea.  

Fix #4 for Chromecast Setup: Reset Your Modem/Router 

If Chromecast still won't connect to the internet, switch down your modem and router (which are typically the same device) and unplug it. Wait about 10 seconds before re-connecting them and reconnect the power (modem first, router second, if you have separate units). 

Before attempting to connect your chromecast.com/help, wait 30 seconds to 1 minute.   

Fix #5: Factory Data Reset for Chromecast 

The next step is to restore your Chromecast or Chromecast Ultra to its original factory settings. This will not destroy any of your app data; it will just change your Chromecast number (which will have no effect on you or your devices) and force you to repeat the setup procedure. 

Are you having trouble resetting your Chromecast? Depending on whether you have a first-generation or second-generation Chromecast or a Chromecast Ultra, your instructions will differ. To reset Chromecast, either uses the Google Home app or press and hold the button on the back of the dongle for at least 25 seconds. You may release go after your TV screen turns blank and wait for it to erase its memory.

During your second attempt at setup, it's also a good idea to test a new device. For example, if you originally tried to set it up on your phone with the Google Home app, download the app on your housemate's phone and try it on theirs.   

Fix #6 for Chromecast setup: Make sure your network is set to 2.4GHz. 

If a complete reset doesn't work, it's time to check the signal settings on your router. WiFi networks run on two different frequency bands: 2.4GHz and 5GHz. Chromecasts are only compatible with 2.4GHz networks. 

This is inconvenient, but the silver lining is that 2.4GHz is the better of the two alternatives for a streaming device since its lower frequency penetrates solid things better. 

Check the frequency your router is using in the settings (instructions are generally on the bottom of your router). For your Chromecast, choose 2.4GHz. 

Depending on your router's capabilities, you may be able to leave your other devices connected to a 5GHz network alone. During the Chromecast setup procedure, make sure the option for "Enable guest mode" is selected.    

Fix #7 for Chromecast Setup: Update the Firmware on Your Router 

There may be a notification about a firmware upgrade when you log into your router's settings menu; if there is, click it. Even if it has no effect on your circumstances, it will at the very least increase the security of your network against external attacks.   

Adjust Your Router Channels for Chromecast Setup #8 

Most routers allow you to change the wireless channels on which they operate. Interference might arise if the channel your router is automatically configured to is the same as your neighbors'. This might explain why chromecast.com/setup isn't working on your network. 

Look for a section named "Wireless" and a subsection called "Channel and SSID" in your router settings (instructions should be on the bottom of your router; if not, do an online search using your router's brand and model number). Depending on your router, the names of these menus may differ. 

Look for the "channel" field. Change it to any numbered choice if it's set to "Auto." If the problem persists, switch channels until you find one with less interference. Alternatively, use a program like WiFiInfoView to see what WiFi networks are nearby and what channels they utilize. 

According to popular belief on the internet, Chromecast works best on channels 1, 6, and 11, however we haven't seen any proof that a single channel makes a difference. Just make sure there aren't too many of your neighbors on the same channel as you. Not only will this enhance Chromecast performance, but it should also increase WiFi speeds and dependability in general. 

If you can't make changes to your router, you might want to consider purchasing a new one. We've compiled a list of the best wireless routers for you to consider.

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