high CPU usage Archives

Winsage

March 31, 2026

What Is Conhost.exe?

Conhost.exe, or Console Window Host, is a legitimate Windows system process responsible for managing the display and behavior of console windows such as Command Prompt and PowerShell. It facilitates text rendering and manages input/output interactions with the graphical user interface. Each time a console application is launched, a new instance of conhost.exe is created, and multiple instances can appear in Task Manager based on active console applications. To verify the authenticity of conhost.exe, it should run from C:WindowsSystem32 or C:WindowsSysWOW64, have a valid Microsoft Windows Publisher digital signature, and not make outbound network connections. High CPU usage or unusual behavior may indicate malware masquerading as conhost.exe. Troubleshooting steps for issues related to conhost.exe include running a malware scan, checking for Windows updates, updating device drivers, and using the System File Checker. Disabling conhost.exe is not advisable as it is essential for the functioning of console applications.

Tech Optimizer

March 16, 2026

What Is a Crypto Miner Virus?

A crypto miner virus, or cryptojacking malware, secretly uses a device’s CPU or GPU to mine cryptocurrency for an attacker, leading to increased electricity costs and potential hardware damage for the victim. It typically infects devices through phishing emails, pirated software, compromised websites, and malicious browser extensions. Monero is the preferred cryptocurrency for mining due to its efficiency on standard CPUs and privacy features. Signs of infection include overheating, high CPU usage, and increased electricity bills. Detection involves monitoring system performance and running antivirus scans. Prevention includes using antivirus software, keeping systems updated, and avoiding pirated software. Notable incidents include attacks on a European water utility and the Los Angeles Times website.

AppWizard

March 2, 2026

Bungie share top feedback from Marathon’s playtest, including PC performance, UI issues and ammo shortages

Bungie conducted a "server slam" for the reboot of Marathon to stress-test its online capabilities ahead of the release on March 5th. Players provided feedback on various aspects, including: - UI Feedback: Bungie is collecting user input on the user interface and plans to iterate post-launch. - PC Performance: Issues reported include high CPU usage, low GPU utilization, FPS ceilings around 80-100, and stuttering. - PvP Frequency: Bungie is investigating player density on maps and welcomes feedback on gameplay experiences. - Movement and Heat Generation: Discussions about heat generation and momentum are ongoing, with players encouraged to share thoughts on movement mechanics. - Med and Ammo Economy: Feedback on the economy of medical supplies and ammunition, particularly regarding stack sizes and item effectiveness, is being collected. - Weasel Error Codes: Players have encountered Weasel error codes related to network disruptions, and Bungie is investigating these issues. The author expressed mixed feelings about the gameplay experience, noting issues with extraction-shooting mechanics and ammunition shortages, while appreciating the art direction.

Tech Optimizer

December 1, 2025

How To Use the Windows Malicious Software Removal Tool

The Windows Malicious Software Removal Tool (MSRT) identifies and eliminates specific high-risk malware families on Windows devices. It is updated monthly by Microsoft and is integrated into all supported versions of Windows 10 and Windows 11. MSRT functions as a cleanup utility, scanning for known active malware infections. Users can run the tool manually by pressing Windows + R, typing mrt, and selecting a scan type. MSRT is recommended for use after installing software from unfamiliar sources, when a PC shows unusual behavior, for quick secondary scans, or in response to Windows Defender alerts. Manual downloads of MSRT are available for offline systems. The tool maintains a detailed log of scans in the Debug folder. MSRT targets malware such as MyDoom, Blaster, and Sasser, and while it removes infections, it does not provide real-time monitoring. Microsoft updates the tool monthly, and it runs automatically after updates but can also be launched manually.

Tech Optimizer

November 29, 2025

Virus Alert: 4 Warning Signs on Your Laptop You Must Not Ignore

Laptops are at risk of viruses due to internet connectivity and USB drives. Signs of potential virus infection include: 1. Sudden Slowdown: A laptop that slows down unexpectedly may have a virus consuming resources. Action: Conduct a full antivirus scan. 2. Unexplained Pop-Ups: Frequent pop-ups or ads may indicate malware. Action: Install a malware removal tool and enable pop-up blocking. 3. Programs Opening or Closing Automatically: Applications launching or shutting down without command could signal a remote access trojan. Action: Disconnect from the internet and run antivirus scans. 4. Strange Hard Drive or Network Activity: Excessive disk or network activity while idle may suggest hidden malware. Action: Monitor task manager for suspicious processes. Preventive measures include keeping antivirus software updated, avoiding unknown USB drives, regularly updating the operating system, and backing up important files.

Winsage

April 23, 2025

Announcing Windows 11 Insider Preview Build 27842 (Canary Channel)

Windows 11 Insider Preview Build 27842 has been released to the Canary Channel. There are no plans to release SDKs for the 27xxx series builds. Changes include: - Temporary disappearance of enhanced battery iconography. - A new user interface for unexpected restarts is being previewed, appearing as a “green screen” for Insiders on version 24H2 and higher. - The Windows Security app will display additional details about Pluton TPM chips under Device security. Fixes include: - Resolved issues with Windows Update toggle, high CPU usage by lsass.exe, and crashes in ctfmon.exe and DWM. - Improved reliability of explorer.exe and fixed display issues with external graphics cards and JPG images. - Corrected problems with the Smart App Control icon and the Run dialog autocomplete. Known issues include: - Users on new Copilot+ PCs may lose access to Windows Hello PIN and biometrics. - Night light functionality is not working for some Insiders. - Bugcheck issues when using Xbox Controllers via Bluetooth. Insiders in the Canary Channel should note that builds may evolve and features may be removed or never reach general release. A clean installation of Windows 11 is required to exit the Canary Channel.

Winsage

March 24, 2025

What Is Runtime Broker On Your PC, And Is It Safe To Disable It?

The Runtime Broker is a core process in Windows that manages permissions for Universal Windows Platform (UWP) apps. It typically uses minimal CPU resources but can spike to around 30% when a UWP app is launched to verify permissions. High CPU usage may persist even after closing an app, which can often be resolved by ending the process in Task Manager. If issues recur with a specific app, users can either uninstall it or check for updates. Disabling the Runtime Broker is not recommended, as it may destabilize the system and compromise security. Users can verify the legitimacy of the Runtime Broker process by checking its file location in the C:WindowsSystem32 directory. If the location differs, it may indicate malware.

Tech Optimizer

March 10, 2025

SQL Query Optimization in 2025: 7 Simple Techniques for Faster Database Performance

Optimizing SQL queries is crucial for efficient performance in database management. A common issue occurs when using a lengthy IN clause, which can lead to high CPU usage due to sequential checks. A solution is to replace the IN clause with a JOIN on a virtual table created using the VALUES keyword. This allows the database to utilize indexes more effectively, improving performance. Example of the problem: ```sql EXPLAIN SELECT order_id, city FROM orders WHERE city IN ('Berlin', 'Paris', 'Rome'); ``` Example of the solution: ```sql EXPLAIN SELECT o.order_id, o.city FROM orders AS o JOIN ( VALUES ('Berlin'), ('Paris'), ('Rome') ) AS v(city_name) ON o.city = v.city_name; ``` This method enables PostgreSQL to generate a more optimal execution plan, significantly enhancing query performance.

AppWizard

March 1, 2025

I wish Monster Hunter Wilds’ open world and changing seasons were ambitious enough to justify its PC performance woes, but they’ve yet to truly wow me

Over 1.3 million players are currently engaged in Monster Hunter Wilds on Steam, but only about 13,000 users have left reviews, with the feedback being largely negative. The game holds a "mixed" rating, primarily due to performance issues. Players have reported low-resolution textures and frequent frame rate drops. Previous titles from Capcom, such as Monster Hunter: World and Dragon's Dogma 2, faced similar performance criticisms. Monster Hunter Wilds introduces new features like a seamless open world and seasonal changes, but these do not significantly alter the core gameplay of battling large monsters. Despite some visually striking environments, technical flaws detract from the overall experience.

Winsage

September 21, 2024

KB5043185: Microsoft adds media controls to Windows lock screen, improves account switching

Microsoft has released Build 26120.1843 for Windows 11 Dev channel Insiders under KB5043185, introducing several enhancements and features. Key updates include: - Shared Content in File Explorer Home: Users can access files shared with them via the ‘Shared’ tab in File Explorer Home. - Windows Sandbox Client Preview: Updated with clipboard redirection, audio/video input control, and folder sharing capabilities. - Microsoft 365 App: Newly pinned to the taskbar for quick access to Copilot on new PCs or user accounts on managed devices. - Lock Screen Media Controls: Repositioned to the lower center for better visibility. - Start Menu Enhancements: Right-clicking pinned apps reveals jump lists, and the Account Manager now displays a visible sign-out option and a list of signed-in users. - Taskbar and System Tray Simplifications: Focused on a concise date and time display with toggle options for views. - General Fixes: Resolved issues in File Explorer, Task Manager, and high CPU usage by Windows Modules Installer. - Snipping Tool Update: Users can change the default folder for saving screenshots and screen recordings in app settings. Known issues include potential installation errors and problems with the Start menu’s All apps list.