Articles about e | UserComp.com

Samba Shares Fail: Pre-Authentication Failed on Multi-HPC Systems

Experiencing issues with Samba shares failing during file transfers on multiple High Performance Computing (HPC) systems? This article explores possible causes and solutions for the Pre-Authentication Failed error.

PC Wake-up Time: Turn on Room Lights with Your Computer

Learn how to turn on room lights using your PC's wake-up time feature. Discover the benefits of this setup and how to configure it for both Linux, Windows, and MacOS.

Troubleshooting Compaq Deskpro N119: 'No Video Signal' Issue

User reports their Compaq Deskpro N119 computer has stopped working with a 'No Video Signal' error. They have tried various troubleshooting steps including opening and cleaning the unit. Get expert advice on how to resolve this issue.

Cross-Referencing Two Worksheets with Columns for Email Matching

Learn how to cross-reference and match email addresses between two Excel worksheets using VBA.

Troubleshooting Network Connectivity Issues in a Workplace: A Common Conundrum for Companies with 30 People

Many small workplaces, including those with 30 people, may encounter network connectivity issues. In some cases, users cannot sign onto the work domain, instead connecting to a generic workgroup. This article provides solutions to help resolve this common conundrum.

Configuring WireGuard Peers on Ubuntu Server for Two Win11 Clients

Learn how to configure WireGuard peers on an Ubuntu server for two Win11 clients with IP addresses 10.10.0.1 and 10.10.0.2, and server IP 10.10.0.3. This guide covers server ping clients and clients ping server.

Creating Hellish Footnotes in MS Word on Mac

Learn how to resolve issues with creating footnotes in MS Word on a Mac.

NVMe.2 Driver Refuses to Boot on HP ProBook 640G5

Users report their HP ProBook 640G5 laptop, running Windows 10, fails to boot due to an NVMe.2 driver issue. Learn how to troubleshoot and resolve this problem.

Activating Bitlocker on Windows 11 Home for a Newly Purchased Surface Device

Learn how to activate Bitlocker on a newly purchased Windows 11 Home Surface device using your Microsoft Account email address.

Migrating On-Premise GPOs to Intune: A Look at Specific MSS Settings

Learn about the specific MSS settings to consider when migrating On-Premise Group Policy Objects (GPOs) to Microsoft Endpoint Manager Intune.

Mouse Keeps Turning: Ive No Idea Why

Experiencing unexpected mouse behavior? This article discusses possible causes and solutions for a mouse that keeps turning on its own. Learn how to identify and resolve the issue.

Why Does Command Prompt Automatically Open on Windows?

Learn why the Command Prompt opens automatically on your Windows PC and how to prevent it from doing so.

Thunderbird: Pre-filled WeTransfer Link for HTML Signatures

Learn how to set up a pre-filled WeTransfer link for your HTML signatures in Thunderbird email client.

Setting up Yubikey as a second factor for login on Linux Mint 21.3

This article explains how to set up Yubikey as a second factor for login on Linux Mint 21.3. The focus is on using a Yubikey 5CNFC and configuring the PAM file in /etc/pam.d/common-auth.

Ryzen 5 5500U Laptop: Understanding Dedicated GPU Memory (512MB)

Discover the role of dedicated GPU memory in the Ryzen 5 5500U processor for laptops. Learn about the 512MB dedicated GPU memory and its impact on performance.

Keeping the Command Line Visible in Different Shells and Terminal Emulators

Learn how to keep the command line visible in various shells and terminal emulators, including Bash, PowerShell, and iTerm2.

Handling Unrecoverable Sectors in RAID5: A Linux Perspective

This article discusses handling unrecoverable sectors in RAID5 from a Linux perspective. When a hard drive in a RAID5 array reports such sectors, the system can attempt to recover using spare parity. Understand the process and steps to mitigate potential data loss.

How to Disable Annoying Scrollwheel Icon Next Cursor

Learn how to disable the annoying scrollwheel icon next cursor in Windows. This issue can be resolved by adjusting certain settings in your mouse properties.

Using Chrome to Block Websites in Incognito Mode: A Guide

Learn how to block websites from being accessed in Google Chrome's Incognito mode. Follow these steps to add sites to your blocklist and maintain privacy during browsing.

Troubleshooting YouTube PC Freeze Issues: No Power Shutdown

Experiencing YouTube videos freezing on an old PC? Learn how to troubleshoot the issue when directly removing the power cable from the electric board causes no shutdown.

Recovering Formatted Drive Used with Encrypted Bitlocker on Dual-Boot Windows Mint

Learn how to recover a formatted drive with Bitlocker encryption used on a dual-boot Windows Mint system.

Connecting to an EC2 Instance with AWS Instance Connect: Port 22 Closed?

Learn how to connect to an Amazon Elastic Compute Cloud (EC2) instance using AWS Instance Connect, even when port 22 is closed. Follow this step-by-step guide.

Windows 11: Browse Videos Invisible Behind Transparent CMD Window

Users report that recently installed Windows 11 has an issue where browse videos are not visible behind a transparent Command Prompt (CMD) window.

Troubleshooting GPUpowersupply Issue with Sapphire Pulse 7800XT Graphics Card and Deepcool 850W Modular PSU

Experiencing issues with your GPUpowersupply while building a PC using a Sapphire Pulse 7800XT graphics card and a Deepcool 850W modular power supply? Learn how to troubleshoot and resolve common GPUpowersupply problems.

Configuring a New User on AWS EC2 with SSH (Ubuntu)

This article explains how to configure a new user on an AWS EC2 instance using SSH keys for authentication. Follow the instructions below to create a new user and set up SSH access.

Troubleshooting Different FFmpeg Signatures in Video Playback

Users report different FFmpeg signatures when playing two seemingly identical videos using the signature filter. Despite the difference, the signature filter still passes the coregistration test.

Vodafone Router NO-IP DDNS: Disable Wi-Fi Settings Redirection to Access Website

Users report their Vodafone router-hosted websites being redirected to Wi-Fi settings pages when accessed via NO-IP DDNS. This article explains how to disable Wi-Fi settings redirection and access your website through the Vodafone router.

Understanding NVIDIA Flipping: A Tech Support Summary

As a server programmer with limited graphics knowledge, I came across the term 'NVIDIA flipping' and wanted a summary understanding. In this article, we'll provide a brief explanation of NVIDIA flipping in the context of tech support.

Deleting a Spreadsheet from Outlook on Windows, Mac, and Linux

Learn how to delete a spreadsheet attached to an email in Outlook for Windows, Mac, and Linux.

Power Failure on iMac 2019 with Ubuntu Installation: Solutions

Users of iMac 2019 with Ubuntu installation reported power failure issues where the MacOS does not come back after a power outage. Here are some potential solutions.

Modifying Keybindings in Firefox: A Tech Support Guide

Learn how to modify keybindings in Firefox to disable certain shortcuts. This tech support article provides a step-by-step guide for users experiencing issues with locked-down versions of Firefox.

Checking File MD5 Checksums for Downloaded Windows 10 Files

Learn how to verify the integrity of downloaded Windows 10 files by checking their MD5 checksums against the official list.

Changing Tmux Copy Mode Search Highlight Color

Learn how to change the search highlight color in Tmux copy mode. Tmux is a terminal multiplexer that enables multiple terminal sessions to be accessed from a single terminal.

Veracrypt Messed Up Bootloader on Secondary Physical Drive for Windows

A user encountered an issue while installing Windows on a secondary physical drive for testing purposes. The Veracrypt encryption software somehow interfered with the bootloader, preventing the system from booting up. In this article, we will discuss the possible causes and solutions to resolve the Veracrypt bootloader issue on a Windows PC.

Windows 10 Host PC Doesn't Load Logon Credentials Sometimes

Users of a Windows 2019 Server with a Host PC primarily running Windows 10 encounter an issue where the OS fails to load logon credentials at times. This article provides suggested solutions to resolve the problem.

Faulty Motherboard Kills External HDDs: Troubleshooting Your Hard Drive Issues

If your external hard drives keep failing without warning, it might be a sign of a faulty motherboard. In this tech support article, we'll help you diagnose and resolve the issue.

Veracrypt Caused Issues Installing Secondary Physical Drive for Windows

Learn how to resolve issues with installing a secondary physical drive on a Windows PC when using Veracrypt for encryption.

Is it Possible to Use a Fast Switch for a Network of Older Routers?

A reader asks if they can use a fast switch with older routers to connect 10G link computers. Discover the solution in this tech support article.

Windows 10 SSD: Manually Operating Hard Disk in Power Options

Learn how to manually operate your SSD in Windows 10 Power Options to prevent it from turning off and keep your hard drive data operational.

Virtualizing Old Laboratory Devices: Modernizing University Equipment Access

Explore the process of virtualizing old laboratory devices in university settings, enabling modernized equipment access and enhancing efficiency.

TLSv1.0 and TLSv1.1 Still Active: Securing Apache with IETF Protocols

This article explains how to prevent the usage of TLSv1.0 and TLSv1.1 protocols in Apache servers. It provides instructions on modifying Apache configuration files to enforce secure connections.

What's the Difference Between StackOverflow and SuperUser?

StackOverflow and SuperUser are both popular Q&A platforms for technology-related questions. While they share some similarities, they have distinct differences, particularly when it comes to the types of questions appropriate and their general use cases. In this article, we'll explore the main differences between StackOverflow and SuperUser, including their pros and cons and general use cases.

Setting Port Forwarding for Guest VM using iptables: A Proof of Concept

In this tech support article, we will guide you through the process of setting up port forwarding for a Libvirt guest server using iptables. This proof of concept will demonstrate how to open a specific port (500) for incoming connections to the guest VM. Please follow the instructions carefully.

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