This guide will let you know how to fix Content Servers Unreachable error in Steam.
1- First, click on the Steam button at the top left corner of the screen and select Exit from the drop-down menu. Once Steam closes, completely reopen it.
2- Click on the library tab from the top, start your download again, and see if this fixes your issue.
3- If you are still facing the issue, click on the Steam button in the top left corner of the screen and select settings from the drop-down menu.
4- Select the downloads tab from the left side and set the download region to your closest location. You can select your desired region from the drop-down menu.
5- If your servers are not working well, this issue usually comes when everyone is awake and trying to download the game.
6- Now, you need to make sure that your DNS servers are reliable. Most of isps or at least a lot of them will have their DNS servers.
7-For this right-clicks on the ethernet icon at the bottom right side of the screen in the taskbar, then select Network and Internet settings from the pop-up menu.
8- If you use the Ethernet service, click on ethernet. But if you are using WIFI, click on Wireless.
9- Then, come down to the DNS servers assignment, click the edit button, and set it to Manual from the drop-down menu. Then enable ipv4, and for the preferred DNS, set it as 1.1.1.1, which is Cloudflare’s DNS, then for alternative 8.8.8.8, this is Google’s DNS. These are the fastest DNS servers. Click on the Save button.
10- After that, restart your PC or hold start and press R on your keyboard, as it will open the Run Window. Now type in CMD and then press enter. Then type in ipconfig /flashDNS to flash anything you have cached on your PC. By this, your PC will get fresh results
11- Once again, go inside Steam and click on the Steam button at the top left side of the screen. Select exit from the drop-down menu, and restart the Steam app. Hopefully, things should have improved for you.
12- If you have an unstable internet connection, it’s usually best to top across to ethernet if possible if you’re using Wireless. Then move closer to the router and if still your issue is still not resolved and the actual steam service is having an issue, restart your router.
13- If you have access to use a VPN. It will get you to a different route to the Steam servers connecting to the same country that you’re currently in, add pretty much no ping, and keep your download speeds relatively fast.