Articles about en | UserComp.com

OPNsense Hub Configuration for Blocking Communication between Two LANs

Learn how to configure OPNsense to block communication between two LANs, ensuring network security for different tenants.

How to Hide the RDCMan Menu Bar in Full Screen Mode

Learn how to hide the RDCMan menu bar in full screen mode to prevent the Remote Desktop taskbar from being partially obstructed.

Converting Encrypted RSA Private Key to Unencrypted Format using OpenSSL 3.3.0 on Mac

Learn how to convert an encrypted RSA private key to an unencrypted format using OpenSSL 3.3.0 on a Mac.

Simple Screen Capture: Stream Win64 with ffmpeg

Learn how to capture and stream a desktop on Win64 using ffmpeg. VLC udp streaming is an alternative but fails in some cases.

Trimming Video with FFmpeg Leads to Black Screen

Users report encountering a black screen issue while trimming videos using FFmpeg. This article provides suggested solutions for this problem.

Changing Document Icons for Excel Files in Windows 11: A Tech Support Guide

Learn how to change document icons for Excel files in Windows 11. This tech support guide covers the process for both new and legacy applications like OneNote.

Activating LibreOffice Spellcheck for English and German Languages

Learn how to activate spellcheck for both English and German languages in LibreOffice.

Taking Screenshots of .tsfiles: A Guide

Learn how to take screenshots of .tsfiles using the ffmpeg command. This guide covers the process for both .ts and mp4 files.

Replacing Battery in Lenovo Ideapad 3: A Step-by-Step Guide

Learn how to replace the battery in your Lenovo Ideapad 3 with a new 45Wh battery. Follow our step-by-step guide and improve your laptop's performance.

Excel: How to Add a Value from Another Field and Change State in Inventory Tabs

Learn how to correlate inventory tab orders and record ordered items in Excel using VBA or formulas. Add values from another field and change state as needed.

Excel: Center Alignment Not Truly Centered - Middle Alignment Offset

Users report an issue with Excel's center alignment not being truly centered, with cells still slightly offset to the left. This issue may also affect middle vertical alignment.

Streamlining Screenshot Saving in Firefox for Mac: Customize Folder Naming Conventions

Learn how to configure Firefox to save screenshots in a specific folder with a desired naming convention on a Mac system.

Lenovo Y50-70 Won't Start with New Battery

User reports that Lenovo Y50-70 laptop fails to start after installing a new battery. This article provides potential solutions to resolve the issue.

Silent Software Installation with Munki for Mac: Setting up 1-2 Systems

Learn how to set up silent software installation with Munki for Mac, perfect for managing 1-2 systems.

Gmail User Cannot Receive Emails with Tag 'notexist' in Sendgrid

A Gmail user is unable to receive emails with a specific tag 'notexist' in Sendgrid. This article provides potential solutions to resolve the issue.

Samsung Galaxy S23 Screen Stretched Issue on Windows Laptop

Users report an issue where the Samsung Galaxy S23 screen appears stretched when connected to a Windows laptop. This article provides a suggested solution using Custom Resolution Utility (CRU).

Troubleshooting: No Longer Access Switch Interfaces - VLANs on AX23 Router with OpenWrt

Learn how to troubleshoot issues with accessing Switch Interfaces and VLANs on an AX23 router running OpenWrt in ISP gateway bridged mode.

WAMP Server: Sudden Loss of Functioning Links

Users report that their WAMP server suddenly stopped functioning properly, with no links appearing on their photographic website. This issue has arisen after years of use.

Do Authenticators Work on GitHub Sites?

A user encountered issues using authenticator apps on GitHub sites, specifically with Sophos. This article explains the problem and suggests solutions.

Selenium with Python: Handling XPath Attribute Special Characters

Learn how to handle special characters in XPath attributes using Selenium and Python.

Macbook Pro 2011 (Early) - ElCapitan (OS X 10.11.6) Boot Freeze Last Step (Black Screen) - Fixing Dedicated GPU

Learn how to fix a Macbook Pro Early 2011 running OS X 10.11.6 (ElCapitan) that experiences a boot freeze resulting in a black screen. This article outlines the steps to disable the dedicated GPU and revert to Intel integrated graphics.

Migrating Windows 11 VM from VMware to KVM/QEMU: TPM 2.0 UEFI Boot Encryption

Learn how to migrate a Windows 11 VM from VMware to KVM/QEMU while preserving TPM 2.0 UEFI boot encryption.

Issues Using Snipping Tool with Max Delay Set: Drop Menu Items in Windows 10

Users encounter issues when using the Snipping Tool with a max delay set on Windows 10 desktops. This problem occurs when attempting to copy items from the drop-down menu.

Exporting Google Maps Timeline: Decoding EncryptedBackups.txt

Learn how to decode and import encrypted Google Maps Timeline data from EncryptedBackups.txt files.

Azure Kubernetes Pod Won't Start Unless You Rename the Azure Disk

This article discusses an issue where an Azure Kubernetes Pod fails to start when using a specific named disk created from a snapshot. The suggested solution is to rename the disk.

Unable to Access Web Server after OPNsense Upgrade

A user upgrades OPNsense after delaying for some time, but fails to access the web server afterwards. This article offers potential solutions to resolve the issue.

Calculating Bandwidth in Computer Networks: Understanding the Difference between Upper and Lower Frequencies

Learn how to calculate bandwidth in computer networks by understanding the difference between upper and lower frequencies. Discover the importance of frequency ranges in network communication.

LetsEncrypt Gives 403/404 Error During Certificate Renewal on New Server

While migrating a website to a new server, the Let's Encrypt certificate renewal process returns a 403 or 404 error. This article provides solutions for troubleshooting and resolving the issue.

Enabling CSM Boot on Lenovo IdeaPad 314 ITL 05: A Step-by-Step Guide

Users of Lenovo IdeaPad 314 ITL 05 encountering issues with enabling CSM boot. This article provides a simple and effective solution.

Renewing LetsEncrypt Certificates Behind a Proxy Upgrade

Learn how to renew LetsEncrypt certificates behind a haproxy proxy upgrade. This process involves using certbot and pfsense to forward TCP traffic.

VMware Workstation Pro: Unable to Download due to 'No Entitlement' Error

Users attempting to download VMware Workstation Pro encounter a 'No Entitlement' error, preventing the installation. This issue arises when clicking the download button results in a migration to Broadcom, which then denies the download.

Determining the Cause of App Crashes from Windows Event Logs

If your application is crashing and leaving crash reports, you may be able to determine the cause by examining the Windows Event Logs. These logs can provide valuable information about the application and the system at the time of the crash.

NAS Folder Inaccessible on Windows: Network Credentials Give Access Denied

Learn how to resolve access denied issues when trying to access a NAS folder on Windows using network credentials.

Retrieving a Visual Studio 2010 Product Key: A Useful Guide for Transferring Licenses to W12 Servers

Learn how to retrieve a Visual Studio 2010 product key for transferring licenses to Windows Server 2012. This step-by-step guide is essential for those planning to use Visual Studio 2010 on a W12 server.

Optimizing Microsoft Defender: Troubleshooting High Resource Usage

Learn how to optimize Microsoft Defender's resource usage, including suggestions for improving exclusions and other troubleshooting steps.

Boosting WSL Screen Buffer for Canonical Ubuntu App in Windows

Learn how to enhance the screen buffer of the Canonical Ubuntu app in Windows Subsystem for Linux (WSL). Follow these steps to improve your user experience.

Windows 11 Clean Install on Lenovo ThinkPad P51

Learn how to perform a clean installation of Windows 11 on your Lenovo ThinkPad P51 with Intel 7700HQ, 16GB RAM, 512GB NVMe SSD, Nvidia Quadro M1200, and Intel HD Graphics 630.

Using TP-Link Parental Controls with a WDS Bridge (TL-WR940N)

Learn how to set up TP-Link Parental Controls using a WDS bridge on a TL-WR940N router.

Setting up Nginx Reverse Proxy with NFTables and Encrypted HTTPS on CGNAT

Learn how to configure Nginx as a reverse proxy with NFTables for traffic routing and encrypted HTTPS on a CGNAT network. This tutorial covers setting up a Linode server and optimizes for SEO.

Enabling BitLocker Full Disk Encryption with PowerShell: Correct Usage

This article explains the correct usage of PowerShell commands for enabling BitLocker full disk encryption, addressing misconceptions regarding the 'UsedSpaceOnly' parameter.

Jenkins Publish SSH Fails after Upgrading: Name[DEV] Hostname Username Password

Recently upgraded Jenkins to version 2.46.2, but the SSH Publish plugin stopped working using password authentication. Here's how to troubleshoot the issue with an example of a configuration using Name[DEV], Hostname, Username, and Password.

VBA Macro Not Working Properly: Unformatted Document and Certain String Issues

Users report that their VBA macros are not working as expected when dealing with unformatted documents and certain strings. In this article, we'll discuss potential causes and solutions to help you resolve these issues.

Control Path Curved Connector Issues in LibreOffice Draw: Text Box with Reference Number

Experiencing issues with curved connectors taking funky paths and looping in LibreOffice Draw while trying to connect a text box containing a reference number? Learn how to fix this problem.

Preventing Easily Fixable Off-Screen Items When Connecting via Chrome Remote Desktop (Resizing Screen Issue)

When using Chrome Remote Desktop with a Windows host computer running a 4K resolution, the screen resizes to 1080p automatically. This issue causes off-screen items to appear. In this article, we will discuss how to prevent and fix this problem.

Automating Connection to Premium Windows VM using Azure AD Authentication for File Transfers and Running Commands

Learn how to automate the manual process of connecting to a Premium Windows VM using Azure Active Directory (AAD) authentication for file transfers and running commands.

Unable to Find RST Drivers for 7th Gen CPUs to Run Windows 8.1 for Gaming PC

Learn how to download and install RST drivers for 7th Gen CPUs to run Windows 8.1 on your gaming PC. Follow this easy guide to enhance your gaming experience.

Understanding Correlation Coefficient in Excel: CORREL() Function

Learn how to compute the correlation coefficient in Excel using the CORREL() function. Understand its significance and applications in data analysis.

Sorting Table Order Entry: Correcting Mistakes in Excel

Learn how to correct mistakes in Excel when information is entered in the wrong column. This article provides a step-by-step guide to sorting and rearranging data in Excel to ensure accurate record keeping.

Troubleshooting High Avg CPU Load Issue on CentOS VM Running MongoDB

Learn how to diagnose and resolve a high average CPU load issue on a CentOS VM hosting a MongoDB instance, ensuring optimal performance.

Error Installing MongoDB on CentOS: libc.so.6 (GLIBC_2.34) Required

This article discusses an error encountered during the installation of MongoDB on CentOS, which requires the libc.so.6 (GLIBC_2.34) library.

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