Windows repair library
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Repair library
119 repair guides
Black screens and display
A null box appears on the monitor: remove Gigabyte Smart TimeLockView repairDiagnose a black screen with a blinking cursor before Windows startsView repairDiagnose startup or display crashes by isolating the graphics adapterView repairDisplay Settings will not load while Connected Devices Platform Service is disabledView repairExit a Windows boot loop caused by a persistent Safe Mode settingView repairPost-hibernation flicker: a reported pointer-trail workaroundView repairRecover a black screen or failed startup immediately after System RestoreView repairRecover a black screen that begins after a Windows update when the cause is not yet isolatedView repairRecover video sent to the wrong or phantom display before or after Windows startsView repairRecover Windows boot after cloning or moving the system diskView repairRepair a black screen or startup crash caused by a graphics driverView repairRepair a post-login black screen caused by Explorer, shell configuration, or the user profileView repairRepair NVIDIA driver-related blue screens with a compatible driverView repairResolve a long black screen after sign-in caused by App ReadinessView repairSYSTEM_SERVICE_EXCEPTION in DDKMD.SYS: remove the implicated Duet Display driverView repairTroubleshoot hibernation and Fast Startup state problemsView repairWindows 11 Black Screen on Startup: Diagnose It by Boot StageView repair
Blue screens and stop errors
BAD_POOL BSODs from a Netgear A6100 driver: remove the suite and install only the current driverView repairBlue screens start after a Windows feature update: roll back the feature updateView repairDiagnose a failing or intermittently disappearing Windows system driveView repairDiagnose and recover from a CRITICAL_PROCESS_DIED startup loopView repairDiagnose faulty RAM or unstable memory settings behind Windows crashesView repairExit a Driver Verifier blue-screen boot loop and preserve the offending-driver evidenceView repairLoad the matching storage driver when Windows Setup or recovery cannot see the diskView repairPS5 controller or USB audio triggers a BSOD with Intel Smart Sound TechnologyView repairRecover a startup blue screen caused by a proven third-party boot driver or filterView repairRecover from a CRITICAL_SERVICE_FAILED startup loopView repairRecover from a startup BSOD caused by a proven network driverView repairRecover INACCESSIBLE_BOOT_DEVICE after a SATA controller-mode changeView repairRecover INACCESSIBLE_BOOT_DEVICE on a Windows SAN or iSCSI network-boot installationView repairRepair a proven Killer network-driver or software-suite crashView repairRepair BAD_SYSTEM_CONFIG_INFO caused by invalid boot or registry configurationView repairRepair UNMOUNTABLE_BOOT_VOLUME without treating every disk error as BCD damageView repairResolve INACCESSIBLE_BOOT_DEVICE when no controller change or clone explains itView repairResolve SYSTEM_THREAD_EXCEPTION_NOT_HANDLED during Windows startupView repairStop a CRITICAL_PROCESS_DIED startup loop caused by a proven OEM service or recovery componentView repair
Drives, storage and cloning
A secondary disk’s wake-up stalls Windows: test its sleep timeoutView repairCorrect the GPT type of an existing FAT32 EFI System PartitionView repairDiagnose and correct “No bootable device” or a missing system driveView repairDiagnose Windows delays or crashes caused by a secondary diskView repairFree space in a full EFI/System Reserved Partition that blocks a Windows update or upgradeView repairIsolate an OEM-logo boot stall caused by storage or motherboard hardwareView repairMake firmware start Windows from the intended internal driveView repairPrevent Windows Setup from using the wrong disk by disconnecting other drivesView repairRecover an Automatic Repair loop caused by disk or file-system errorsView repairRecover Windows after its internal HDD or SSD was moved to a USB adapterView repairRecreate a deleted or formatted EFI System Partition on a GPT Windows diskView repairRepair a dual-boot Windows entry that points to the wrong partition or `winload.efi`View repairRepair BOOTMGR is missing on a verified legacy BIOS/MBR installationView repairRepair corrupt Windows system files offline with SFC and DISMView repairRepair Windows system files online with DISM and SFCView repairRestore audio after a driver change or a broken audio-device configurationView repair
Updates, installation and recovery
Bluetooth disappears or its driver is rejected after an update: install or roll back the compatible driverView repairCanon scanning Code 9: choose a writable output folderView repairClear a verified problematic profile Temp folderView repairComplete an in-place Windows upgrade without Dynamic UpdateView repairComputer does not shut down since installing Windows 10View repairDiagnose 0xC1900101 Windows upgrade rollbacks by the proven blockerView repairDiagnose a BitLocker key that is accepted but returns to recovery or Automatic RepairView repairDRIVER_IRQL_NOT_LESS_OR_EQUAL in ipeaklwf.sys during WebEx: uninstall HP VelocityView repairHistorical Windows 10 printing crash after KB5000802: the KB5001567 correctionView repairHistorical WinForms UNEXPECTED_KERNEL_MODE_TRAP: the KB5036980 update caseView repairKB5050009 and 0x80070005: a reported pause-and-resume recoveryView repairMake a Windows 10/11 recovery or installation USB boot successfullyView repairMake Windows Recovery find an existing system image backupView repairMicrosoft Store errors 0x803F7003 or 0x00000005: reset or reinstall the Store cacheView repairReactivate Windows using an existing valid product keyView repairRecover a no-boot or repeating firmware-recovery failure tied to BIOS/UEFI firmwareView repairRecover when Windows is stuck on “Undoing changes” or an update rollback loopView repairRecover Windows startup with update rollback or System RestoreView repairRepair Windows 11 with Fix problems using Windows UpdateView repairRepair Windows in place while keeping personal files and applicationsView repairRepair Windows upgrade error 0x8007001F-0x20006View repairResolve “Windows could not prepare the computer to boot into the next phase of installation”View repairResolve a Windows upgrade rollback in the SECOND_BOOT phaseView repairRestore access to built-in Windows Recovery Environment and Startup SettingsView repairRestore Explorer when a Windows update or shell utility prevents it from startingView repairRestore or remove a Linux bootloader entry in a Windows dual-boot systemView repairRoll back a confirmed problematic Windows quality updateView repairSECURE_KERNEL_ERROR when starting VirtualBox: a reported update recoveryView repairStop a repeated BitLocker recovery prompt after a BIOS, firmware, or Windows updateView repairTriage a Windows no-boot case when no cause or installation is yet detectedView repairUse the official Windows Installation Assistant for an eligible feature upgradeView repairWD Discovery installation stuck at 18 percent: run the trusted installer as administratorView repairWi-Fi connects but has no Internet after an update: reinstall the adapter driverView repairWindows 11 Update fails with a verified third-party security-software blockerView repairWindows Update error 0x800F081F: repair Windows and retry the updateView repairWindows Update install or uninstall fails because Windows Sandbox is enabledView repair
Sign-in, desktop and accounts
Explorer file-system error at sign-in with PowerToys automatic startupView repairKeep Bluetooth stereo audio connected when the hands-free profile conflictsView repairRestore a missing Windows sign-in box after wake when HP SimplePass is involvedView repairStop a post-login boot crash caused by Boot Camp startup softwareView repairStop a Windows 11 login loop caused by Intel Ready Mode serviceView repair
Power, sleep and shutdown
Drivers, devices and hardware
ATTEMPTED_SWITCH_FROM_DPC while gaming: disconnect the NZXT internal USB hubView repairDiagnose CPU or firmware tuning that causes Windows startup failuresView repairIsolate an external USB device that changes or blocks Windows startupView repairRecover a Windows logo or spinning-dots stall after a motherboard or major hardware changeView repairRepair missing or corrupt Windows BCD and boot filesView repairResolve slow Windows startup caused by a proven third-party driver or packageView repairUSB or MTP device is not recognized or shows Code 43: test a data-capable cableView repair
Networking and connectivity
Boot, startup and firmware
Choose an operating system: remove a phantom boot or extra boot entryView repairClear a stale one-time `bootsequence` or multiboot state that makes Windows appear to boot twiceView repairRecover a Secure Boot violation, invalid-signature failure, or Automatic Repair loopView repairRepair a missing, corrupt, or incorrectly referenced winload.efiView repairRepair a Native VHDX boot entry that points to a missing or moved VHDXView repairRepair BOOTREC /FIXBOOT “Access is denied” or “Element not found”View repairRestore a missing Windows Boot Manager UEFI entryView repairUse SrtTrail.txt to resolve “Startup Repair couldn't repair your PC”View repair
Other Windows problems
Applications stop responding with ASUS GPU Tweak II OSD enabledView repairDell PCs blue-screen every 60–80 minutes: remove SupportAssist Remediation add-insView repairPrinter is inaccessible, stuck, or not responding: recreate the Windows print queueView repairRecover a missing or corrupt SYSTEM registry hive with error 0xc000014cView repairRecover from a 0xc000021a Winlogon or CSRSS fatal system-process failureView repairResolve Windows Setup error 0x8007025DView repairStop an unintended autounattend.xml file from overriding Windows SetupView repair