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Latest Troubleshooting Guides

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Troubleshooting

Fix Windows Defender 502 Bad Gateway Sync Error

If you see a "502 Bad Gateway" error when Windows Defender tries to sync, it usually means a temp...

Troubleshooting

Fix Chrome Update Error 12 Caused by Antivirus

If you see Chrome update error 12, it usually means your antivirus software is interfering with t...

Troubleshooting

Fix Windows Update Stuck on Checking for Updates on Mac

If you're running Windows on a Mac via Boot Camp or a virtual machine (Parallels, VMware Fusion, ...

Troubleshooting

Fix 'Java JDK Not Recognized' in Linux Bash

When you type java -version in a Linux terminal and get bash: java: command no...


                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Enable Windows Update Service When It Is Disabled
                                
If Windows Update fails to run or you see an error like "Windows Update cannot check for updates"...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Windows Defender Not Turning On
                                
Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...



        
            
                
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                    Support Note
                     Test fixes in a non-critical profile first, keep backups for configuration files, and record exact error messages before changing settings.