Articles about e | UserComp.com

Use Command+/Command- to Change Desktop Icon Size instead of Internet Page Size on MacBook with macOS

Learn how to use the Command+ and Command- shortcuts to change the desktop icon size on your MacBook Pro M1 2020 running macOS, a handy tip for customizing your desktop view.

How to Use CMD+/CMD- to Change Desktop Icon Size on MacBook (MacOS)

Learn how to change the size of desktop icons on your MacBook Pro using the CMD+/CMD- shortcut in MacOS. A simple and easy way to customize your desktop view. Read more for detailed instructions.

Understanding SMTP Server Limits for Direct Email Relays with Postfix

Learn about SMTP server limits when setting up a Gmail relay mail server as the final destination, not another relay, and how Postfix can help. This SEO-optimized abstract introduces the topic of SMTP server limits and direct email relays using Postfix.

Fixing Corrupted Files After Forced BIOS Update on Acer Aspire E5-576G

Having trouble with a government logo appearing every time you turn on your Acer Aspire E5-576G after a forced BIOS update? Learn how to fix corrupted files and get your PC running smoothly again.

Secure Your Network with Proxmox Firewall: How to Block Traffic and Allow Specific IP Ranges

Learn how to set up and configure the Proxmox firewall to secure your network using Netbird (a Wireguard-based VPN) on a Proxmox PVE 8/Debian 12 server with various containers. This tutorial covers Proxmox firewall basics, such as blocking traffic and allowing specific IP ranges through SSH.

Troubleshooting HACS Installation for Eufy Security Cameras on Synology NAS

Having trouble integrating Eufy Security cameras with Home Assistant on Synology NAS? Follow this troubleshooting guide to resolve the installation issue with the Home Assistant Community Store (HACS).

Can't Use PipeWire: Failed to Initialize PW Context on Bliss OS QEMU

Having trouble running Bliss OS on QEMU with an error related to PipeWire? Learn how to troubleshoot this issue and get your virtual machine up and running.

Fixing VirtualBox Error: Kernel Driver Not Installed on Ubuntu 22.04.4 LTS

Learn how to fix the 'Kernel driver not installed' error in VirtualBox 6.1.32 while hosting VMs on Ubuntu 22.04.4 LTS. Follow our step-by-step guide to get your virtual machines up and running again.

Daisy-Chaining Monitors to a Laptop: A Comprehensive Guide

In this article, we will discuss how to daisy-chain two monitors to a laptop, one being a Samsung Odyssey G5 with HDMI and DisplayPort, and the other a Philips 273V7QJAB with HDMI and VGA. This guide will cover the necessary steps for Linux, Windows, and MacOS platforms.

Can't Delete File Named '.external' on Western Digital Cloud EX2 Ultra in macOS: Solved!

Having trouble deleting a file named '.external' inside an empty directory on your Western Digital Cloud EX2 Ultra using macOS? Learn how to overcome this issue with our step-by-step guide, using both Finder and Terminal.

Single Click Files Open in Windows Explorer: How to Enable

Learn how to enable single click file open in Windows Explorer, instead of double clicking. This tutorial will guide you through the process, making file navigation faster and more efficient.

Understanding Hard Links and Junctions: A Tech Support Guide

Learn about hard links and junctions in Windows file systems, including how to create them and their differences. This guide will help you understand these concepts and how they can be useful in tech support.

Route Traffic through Wireguard Tunnel on Mikrotik RouterOS

Having trouble routing traffic through a Wireguard tunnel on your Mikrotik RouterOS? This article provides a solution to initial data of network structure 192.168.1.0/24. Learn how to properly configure your Mikrotik router to route traffic through a Wireguard tunnel.

Best Way to Run ExpressVPN with Parental Controls: A Canopy Guide

Canopy works well with parental controls, but how can you also run ExpressVPN without bypassing them? Learn the best way here.

Fixing Issue: Sending Emails in MS Word (via Outlook) Stores Sent Mails in Wrong Account on Windows

Learn how to troubleshoot and resolve the issue of sent emails being stored in the wrong account when using MS Word (via Outlook) on a Windows computer. Discover a potential workaround for this bug.

Pushing the Limits: Using 32-bit Audio Channel Transport for 216-bit Audio Channels?

Exploring the possibilities and challenges of using 32-bit audio channel transport for 216-bit audio channels. Despite the seemingly absurd or impossible idea, we delve into the concept, its potential applications, and how FFmpeg might be involved. Read more to learn about this unique approach in the tech support world.

Calculating Farm Production Value: Understanding the Diminishing Value Math Formula

Learn how to calculate the diminishing value of farm production using a simple math formula. This article explains how to determine the production value of a farm when production is reduced by half.

How to Disable the Alt+H Intel Graphics Command Center Shortcut in Windows 10

Learn how to disable the Alt+H keyboard shortcut for the Intel Graphics Command Center in Windows 10. This guide will walk you through the steps to customize your keyboard shortcuts and regain the use of the Alt+H key combination in your text editor.

Solving the Image Display Issue in Linux Ubuntu 24.04 LTS: A Tech Support Guide

Having trouble displaying images in Linux Ubuntu 24.04 LTS? Launching the terminal may not be enough. This tech support guide provides solutions to help you get access and display images, following every instruction prompt.

Need Help Connecting Gaming Monitor to Laptop for 144Hz Refresh Rate

Having trouble connecting your Asus VG248QE monitor to your laptop via HDMI to maintain a 144Hz refresh rate? This article provides tips and suggestions to help you get the most out of your gaming experience.

Connecting Two Devices in Different Subnets: A Tech Support Guide

Learn how to connect two devices that exist in different subnets, including a solution using iptables' NAT configuration. This guide provides a concise and SEO-optimized overview of the problem and solution.

How to Join Multiple Videos with FFmpeg and Crossfade Transitions

Learn how to join multiple video files using FFmpeg and add crossfade transitions between them. This guide will walk you through the process of combining your videos seamlessly on Linux systems.

Enabling GPG Keyring for External GPG Key IDs in Tech Support

This article discusses the importance of enabling the GPG keyring to use external GPG key IDs for email accounts in tech support. Despite the ability to decrypt and sign without issues, many users have not yet enabled the public key system keyring. Discover how to enable it today.

How to Change Default Application in Firefox Using application.ini without Command Line Parameter?

Learn how to change the default application used by Firefox when starting a parameter, even without the -app parameter. This tutorial provides a solution for users who prefer to customize their browser settings without using command line arguments.

Understanding Fixed Caret Insert Mode: Insert Without Moving Caret - A Comprehensive Guide

Explore the fixed caret insert mode, a unique text input behavior that allows you to insert symbols without moving the caret's current position. Learn how this feature works in various text editors and its benefits for improving productivity.

Lenovo Power Mode Function Keys Not Working on IdeaPad 3 with Windows 11

If you're experiencing issues with Lenovo IdeaPad 3 power mode function keys not working on Windows 11, this article will guide you through potential solutions. Ensure drivers are updated and Vantage utility service bridge is installed.

Connect SMB Shared Printer on Windows 11: Troubleshooting Add-Printer Connection Error

Having trouble connecting an SMB shared printer on Windows 11? Learn how to troubleshoot and resolve the Add-Printer Connection error with this step-by-step guide.

Changing Subnet Settings for VMware Workstation Host-Only Network: Class C to Class B

This article explains how to change the subnet settings for a host-only virtual network in VMware Workstation, including how to modify the subnet mask from Class C to Class B. Follow these steps to ensure a smooth configuration process.

How to Move and Rename a File List: PI-hole SRV Teleporter Example

Learn how to move and rename a file list using a PI-hole SRV Teleporter example. This guide provides step-by-step instructions for managing your files efficiently. Optimize your tech support skills with this useful tip.

Effortlessly Rename Multiple Visuals or Pages in Power BI

Automating the process of renaming multiple visuals or pages in Power BI can save you time and increase efficiency. Learn how to utilize the power of 'CityAddress', 'Values', and 'Dollars' fields in tables for a seamless experience in Power BI report creation.

How to Set USB Ethernet Interface Connection Priority in Ubuntu

Learn how to set the specific USB Ethernet interface connection priority in Ubuntu using Netplan, to ensure automatic selection at boot. This tutorial will provide step-by-step instructions and useful tips.

Fix FFmpeg-Induced Sound Quality Deterioration in MP3 Audio

Having trouble with sound quality after using FFmpeg to add background sound effects to your MP3 files? Learn how to fix FFmpeg-induced sound quality deterioration and optimize your audio for improved clarity and richness.

Thunderbird Recent Versions: Line Truncated in *.sbdbox File After August 7th - SpamAssassin Behavior Break

Thunderbird, a popular email client, stores mail in the *.sbdbox file format. Starting from August 7th, a behavioral change has been observed in recent Thunderbird versions where mail beginning lines are truncated in the *.sbdbox file. This issue seems to be related to SpamAssassin integration. Find out more about this issue and potential solutions in this tech support article.

Encountering Issues While Encoding VP9 Files with FFmpeg: Video Dimensions Greater Than 16256 Pixels

This article provides guidance on addressing a common issue faced when encoding VP9 files using FFmpeg, specifically when video dimensions exceed 16256 pixels. Suggested solutions and alternative approaches are discussed to help overcome this limitation.

Enabling Read-Only DMG Sharing on Synology NAS for SMB: A Tech Support Guide

Learn how to create and share encrypted DMG files with full read/write permissions on a Synology NAS, and turn them read-only even when empty, for secure and convenient tech support. This guide is optimized for SEO.

Zeroing Deleted Files & Empty HDD Space in Windows

Learn how deleted files are handled in Windows file systems like NTFS, and how to zero out deleted files and empty HDD space to prevent data recovery. This guide focuses on using built-in Windows tools and third-party solutions for secure file deletion.

Fixing Proxmox 8.2.4: Ping Failure to LXC/MQTT Broker on VLAN 30

In this tech support article, we will tackle a common issue where a ping request from a Proxmox 8.2.4 host fails to reach an LXC or MQTT broker on VLAN 30, while other devices on VLAN 10 and VLAN 30 are reachable. Let's dive into the possible causes and solutions.

SSH Connection Refused - Troubleshooting Guide

Having trouble connecting to a remote server using SSH? This article provides a troubleshooting guide for resolving 'connection refused' errors, even when you can ping the remote server and login locally. Learn how to diagnose and fix the issue.

SSH Connection Refused: Troubleshooting Guide for Tech Support

Having trouble connecting to a remote server using SSH? You can ping the remote server, and SSH localhost works fine, but when you use SSH to connect to the remote server, it gives you a 'connection refused' message. This guide will help you troubleshoot and fix the issue.

Troubleshooting: Can't Create Log File with Use~nx1 Breakout File

Having trouble creating a log file using the 'Use~nx1 Breakout File' function? This guide will help you find a solution for this issue, even if setting a specific filename extension causes a crash.

FFmpeg Reports "No Space Left on Device", But There Is: A Guide to Fix Enough Space Issue

Having trouble processing a large number of audio files with FFmpeg due to the 'no space left on device' error, even though there is enough space? This article offers a solution to this issue, explaining how to cut large audio segments without encountering this error.

Enabling NGINX to Access Local Network Resources via VPN

Looking to allow NGINX to access local network resources via VPN? Learn how to set up secure and efficient access to your internal network, including websites, the Internet, and other accessed local network. This guide will help you configure NGINX with popular VPN clients like BitWarden and beyond.

Applying Calculation to Rows: A Functional Approach

This article explores how to make a function apply calculations to a large set of row data without the need for manual input or complicated formulas. By automating this process, you can save time and reduce errors in your spreadsheet calculations.

Where to Find Lenovo Vantage Battery Care Options and Threshold Settings?

Having trouble finding Lenovo Vantage's Battery Care options and threshold settings? This article provides guidance on locating these features and how to optimize your battery's health and lifespan.

Ubuntu 22.04 LTS to 24.04 LTS Update: Fixing PPA Purge Errors

Having trouble updating Ubuntu 22.04 LTS to 24.04 LTS due to PPA-related errors? Learn how to use 'ppa-purge' to fix the issue and smoothly upgrade your system.

Unable to Delete Several Keyboard Layouts: A Quick Guide

Having trouble deleting several keyboard layouts on your Windows computer? Our quick guide provides a step-by-step solution to fix this issue. Learn how to manage your keyboard settings with ease.

Enabling GD Extension for PHP 8.3.10 in Apache 2.4.62 on Termux (Debian Linux-like environment on Android)

In this tech support article, we will guide you through the process of enabling the GD extension for PHP 8.3.10 in Apache 2.4.62 on Termux, a Debian Linux-like environment on Android. Follow the developers' provided fix to restore the lost gd extension.

Boot Failure in Fedora Emergency Mode: Failed to Mount boot-efi.mount at /boot/efi

Learn how to troubleshoot a boot failure in Fedora 38 on a Dell XPS 13 dual-boot system with Windows 11. The GRUB boot selection menu fails to start Fedora, and emergency mode reports a failed mount at /boot/efi. We provide a solution to help you get your system up and running.

How to Restore the Old Context Menu in Windows 11: Tried 4 Different Methods, None Work

This article discusses the issue of restoring the old context menu in Windows 11. The author has tried four different methods, including using the reg add exe command from Microsoft.com, Winaero Tweaker, PowerShell, and adding the command manually by typing. Unfortunately, none of these methods worked. If you are experiencing the same problem, this article can help you identify the issue and find a potential solution.

Can't Reach Another Computer via OpenVPN on CentOS (Azure IP: 10.5.0.4, OpenVPN IP: 10.6.0.4)

Having issues reaching another computer via OpenVPN on your CentOS machine with Azure IP 10.5.0.4 and OpenVPN private address 10.6.0.4? This article provides a possible solution for connecting your networks. Read more to learn how to troubleshoot.

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