Random computer freezes are frustrating and can indicate several issues. Here’s how to diagnose and fix them.
Types of Freezes
Complete Freeze
- Mouse and keyboard don’t respond
- Screen completely stuck
- Must force restart (hold power button)
Partial Freeze
- Mouse moves but nothing responds
- Can move cursor but can’t click
- May recover after waiting
Temporary Freeze
- Freezes then recovers after seconds/minutes
- Computer becomes responsive again
- May happen repeatedly
Common Causes
Software Causes
- Driver conflicts
- Corrupted system files
- Malware
- Software conflicts
- Windows Update issues
Hardware Causes
- Overheating
- Failing RAM
- Failing hard drive/SSD
- Power supply issues
- Faulty hardware
Quick Diagnosis
Check Event Viewer
- Press Windows + X, select Event Viewer
- Windows Logs > System
- Look for Critical and Error events
- Check times around freezes
- Note error codes and sources
Check Temperatures
Overheating causes freezes:
- Download HWiNFO
- Monitor CPU and GPU temps
- If over 90°C during normal use = overheating
Check Resource Usage
- Task Manager (Ctrl + Shift + Esc)
- Check CPU, Memory, Disk usage
- 100% on any = potential cause
Quick Fixes
Fix 1: Restart Computer
If you can:
- Save work
- Restart (not sleep)
- Often clears temporary issues
Fix 2: Force Restart (If Frozen)
- Hold power button 10 seconds
- Wait 30 seconds
- Turn back on
Fix 3: Update Windows
- Settings > Windows Update
- Install all updates
- Restart
Fix 4: Update Drivers
Focus on:
- Graphics driver (from manufacturer)
- Chipset driver
- Storage driver
Driver Fixes
Update Graphics Driver
Graphics drivers cause many freezes:
- Go to nvidia.com, amd.com, or intel.com
- Download latest driver
- Choose “Clean install” option
- Restart
Roll Back Problematic Driver
If freezes started after driver update:
- Device Manager
- Right-click device > Properties
- Driver tab > Roll Back Driver
Uninstall and Reinstall Driver
For persistent issues:
- Download Display Driver Uninstaller (DDU)
- Boot to Safe Mode
- Run DDU to completely remove driver
- Restart
- Install fresh driver
Hardware Fixes
Fix Overheating
- Clean dust from vents and fans
- Ensure proper airflow
- Don’t use on soft surfaces
- Consider cooling pad
- Replace thermal paste if old
Test RAM
Bad RAM causes freezes:
- Press Windows + R, type
mdsched - Restart now and check for problems
- Let test complete
- If errors found, test individual sticks
Check Hard Drive
Failing storage causes freezes:
- Download CrystalDiskInfo
- Check Health Status
- If “Caution” or “Bad” = failing drive
- Run:
chkdsk C: /f /rto check for errors
Software Fixes
Run System File Checker
- Command Prompt as Administrator
- Run:
sfc /scannow - Then:
DISM /Online /Cleanup-Image /RestoreHealth - Restart
Scan for Malware
- Windows Defender full scan
- Download and run Malwarebytes
- Remove threats
Clean Boot
Find problematic software:
- msconfig > Services > Hide all Microsoft services > Disable all
- Startup tab > Task Manager > Disable all
- Restart and test
- If no freezes, enable items in groups to find culprit
Uninstall Recent Software
If freezes started recently:
- Settings > Apps > Installed apps
- Sort by date installed
- Uninstall recent programs
- Test after each removal
Power Settings
Disable Fast Startup
- Control Panel > Power Options
- Choose what power buttons do
- Change settings currently unavailable
- Uncheck “Turn on fast startup”
- Save
Check Power Plan
- Control Panel > Power Options
- Select “Balanced”
- Click “Change plan settings”
- Change advanced power settings
- Set “Turn off hard disk” to “Never”
Advanced Fixes
Disable Hardware Acceleration
In browsers and apps:
- Chrome: Settings > System > Turn off hardware acceleration
- Discord, Slack, etc.: Settings > Disable hardware acceleration
Update BIOS
Outdated BIOS causes stability issues:
- Check current version (System Information)
- Visit manufacturer’s website
- Download latest BIOS
- Follow update instructions carefully
System Restore
- Search “Create a restore point”
- Click System Restore
- Choose point before freezes started
- Follow prompts
Specific Scenarios
Freezes During Gaming
- Update graphics driver
- Check GPU temperatures
- Lower graphics settings
- Check for overheating
Freezes During Sleep/Wake
- Update all drivers
- Disable fast startup
- Disable hybrid sleep
- Check BIOS settings
Freezes Only in Certain Apps
- Update that application
- Check for app-specific fixes
- Reinstall the application
- Check system requirements
Computer Keeps Freezing? Our Dallas technicians diagnose random freezes using advanced tools. We identify hardware failures and software conflicts. Same-day service throughout DFW.
Prevention
- Keep Windows and drivers updated
- Clean computer regularly (dust)
- Monitor temperatures
- Don’t install unnecessary software
- Maintain free disk space (20%+)
- Use reliable antivirus
Dallas-Fort Worth Computer Repair
We fix freezing computers throughout DFW including Dallas, Fort Worth, Plano, Frisco, McKinney, Irving, Arlington, and all surrounding areas.
