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Tag Archives: Troubleshoot

How to fix app not responding in Windows 10

Apps can become unresponsive for multiple reasons. An app may be working just fine but it may freeze suddenly and stop responding, and crash or close. In some cases, the app may try to recover while in others, you will have to force close it yourself. Unresponsive apps Apps may …

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How to fix IPv6 No Internet Access on Windows 10

An internet connection seems simple; your network is set up and all you need to connect to it is the password. If you’ve never tinkered with your network settings, you may not know much about network connectivity beyond the basics. If you’re somewhat familiar with the terms IPv4 and IPv6, …

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How to fix multiple displays not detected on Windows 10

Connecting external monitors to a Windows 10 PC is about as easy as connecting a pair of headphones, or a mouse, or a keyboard. A monitor is detected automatically, everything on the screen adjusts, the taskbar appears where it should, and you can start distributing your windows between the two …

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How to troubleshoot RAM on Linux

The best way to troubleshoot RAM chips connected to a PC is with a Linux tool known as Memtest86. It scans the connected RAM chips and can determine the health of them. In this guide, we will show you how to use Memtest86 to troubleshoot your RAM. Getting Memtest86 Memtest86 …

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How to run hardware diagnostics from BIOS without an OS

Desktop operating systems offer different ways to troubleshoot problems. Most of these solutions come as third-party apps that you can run on the desktop OS but there are also built-in troubleshooting tools on most of them. The real problem arises when you no longer have an OS to boot to. …

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How to fix the “NO_PUBKEY” GPG error on Ubuntu

The “NO_PUBKEY” GPG error occurs when a user adds a software repository or PPA to Ubuntu without adding the GPG signing key. Since Ubuntu’s software back-end takes security seriously, the system will not allow the user to install anything from the repository without this key, and so this error appears. …

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How to fix printer offline on Windows 10

Printers are some of the most problematic hardware you’ll find. We may be living in a world where 3D printing is possible, but it doesn’t mean printing on paper at home has improved all that much. Printers are pretty much still from hell and ink and toner cost an arm …

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