Outdated Drivers Are Slowing You Down
One free scan finds every outdated or missing driver and matches the right update for your exact hardware.Free scan · exact hardware matchWindows Errors? Fix Them Before They Spread
Repair common Windows errors and clear accumulated junk for a smoother, more stable PC - no reinstall needed.Free scan · no reinstallError 0x00964745 has no verified Windows component, application, installer, or hardware mapping in Microsoft’s published guidance. Treat the hexadecimal value as a clue, not a diagnosis. The useful evidence is the complete message, the program that displayed it, and whether it appears during startup, sign-in, Windows Update, an upgrade, activation, or inside one application. Record that context before changing anything, then follow the matching troubleshooting path below.
What error 0x00964745 means
Microsoft’s documented Windows stop-code, update, installation, activation, and startup-recovery pages do not identify 0x00964745 as a specific Windows error. That means the number alone cannot tell you which file, service, driver, or device failed. Two computers can display the same hexadecimal string from entirely different software, while a single application can show different messages for different underlying problems.
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Do not assume that the code proves malware, a failing disk, a damaged registry, or a bad Windows installation. Those conclusions require evidence from the message and the component that generated it. Start by identifying the context; only then choose a repair.
Do these 3 things before closing this tab:
1Repair Windows errors before they cause bigger problems2Fix the driver behind crashes, sound loss and screen glitches3Clear out junk files and repair common Windows errorsCapture the evidence before making changes
Write down or photograph the entire dialog, including its title, explanatory text, buttons, and any file name. The code may be only one part of the message. Also record:
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- The application, executable, installer, or Windows screen showing the error.
- Whether it appears during boot, sign-in, desktop use, Windows Update, an upgrade, activation, or a particular task.
- Whether Windows reaches the desktop normally and whether the error returns after a restart.
- Recent changes, such as a new device, driver, update, application, or security setting.
- Your Windows edition and build. Press
Windows + R, enterwinver, and press Enter.
Keep this record. If you later contact Microsoft or the application vendor, it is more useful than sending the hexadecimal value by itself.
Choose the troubleshooting branch
| Where the message appears | Can Windows reach the desktop? | Best first actions |
|---|---|---|
| Before or during startup | No, or startup is unstable | Undo recent hardware changes, try Safe Mode, then use Windows recovery. |
| Inside Windows during normal use | Yes | Check recent changes, Device Manager, free space, and pending updates. Identify the application named in the dialog. |
| Windows Update | Usually yes | Install pending updates, run the Windows Update troubleshooter, restart, and check again. |
| Upgrade or installation | May be interrupted | Remove nonessential external hardware, run the update troubleshooter, verify permissions, and use Microsoft’s documented error table when the code is listed. |
| Activation | Usually yes | Capture the complete activation message and send an unlisted code to Microsoft customer support. |
| One application only | Yes | Record the executable and exact dialog, then use that application’s support channel after the Windows-wide checks. |
Step 1: Undo hardware changes made before the failure
If the problem began after connecting or installing hardware, shut down the computer completely. Disconnect the newly added device and any nonessential external hardware, then start Windows again. Microsoft recommends removing hardware added before the failure because a device or its driver can prevent normal startup.
Reconnect devices one at a time only after the system is stable. If the error returns immediately after one device is reattached, record its model and connection type for the device manufacturer’s support team. Do not remove hardware that is required to operate the computer while it is running; shut down first.
Step 2: Use Safe Mode when normal startup is unstable
Safe Mode starts Windows with a limited set of drivers and services. It is useful when the error appears before the desktop is usable or when a recently changed driver or service repeatedly crashes normal startup.
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- Enter the Windows Recovery Environment. If Windows cannot start normally, allow the automatic recovery screen to appear after failed starts; if you can reach the desktop, open the recovery options from Windows Settings.
- Select Troubleshoot, then Advanced options, then Startup Settings, and choose Restart.
- After the restart, select the Safe Mode option. Use Safe Mode with networking only when you specifically need network access for a support task.
- In Safe Mode, check Device Manager, remove or disable the recently changed device, and note the exact error text. Restart normally to test.
Safe Mode is a diagnostic state, not a permanent repair. If the code disappears there, the difference in drivers or services is evidence that the normal-startup environment needs further investigation.
Step 3: Inspect Device Manager
Open Device Manager from the Start menu and expand the hardware categories. Look for a device marked with an exclamation point. The mark indicates that Windows has identified a problem with that device or its driver, but it does not by itself explain 0x00964745.
- Right-click the marked device and choose Update driver. Follow the available Windows driver-installation prompts.
- Restart and check whether the original message returns.
- If updating does not help, return to Device Manager and choose Disable device or Uninstall device, depending on the available option and the importance of the hardware.
- Restart and test again. Keep a note of the device name and every action taken.
Do not disable essential input, storage, or display hardware unless you have another way to control the computer and understand how to restore it. For a device-specific failure, the device maker’s support documentation is the appropriate next source once you have captured the model and Windows build.
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Open Settings > System > Storage in Windows 11, or open Settings > System > Storage in Windows 10, and review the free space on the drive containing Windows. Microsoft’s current support guidance says the exact requirement varies by configuration and suggests keeping about 10% to 15% free space for swap files and other operations.
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If the system drive is below that range, remove files you recognize as unnecessary, empty the Recycle Bin, or move personal files to storage you control. Do not delete unfamiliar folders merely because they are large. Restart after creating space and repeat the action that produced the code.
Step 5: Install pending Windows updates
Windows 11
- Open Settings > Windows Update.
- Select Check for updates.
- Install the updates Windows offers and restart when prompted.
- After the restart, check for updates again until Windows reports that no further updates are available at that time.
Windows 10
- Open Settings > Update & Security > Windows Update.
- Select Check for updates.
- Install the offered updates and restart.
- Repeat the check after restarting.
If 0x00964745 appears specifically while Windows Update is running, use the dedicated troubleshooter in the next section rather than treating the code as a general application crash.
Step 6: Run the Windows Update troubleshooter
Windows 11 path
- Open Settings > System > Troubleshoot > Other troubleshooters.
- Find Windows Update and select Run.
- Apply any result or instruction it provides.
- Restart the computer, open Windows Update, and select Check for updates again.
Windows 10 path
- Open Settings > Update & Security > Troubleshoot > Additional troubleshooters.
- Select Windows Update, then Run the troubleshooter.
- Complete the suggested actions.
- Restart and check for updates again.
The troubleshooter is intended for an update-related failure. Running it will not identify an unrelated application that happens to display the same hexadecimal string.
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Clear out junk files and repair common Windows errorsFree Scan →Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Step 7: If the code appears during an upgrade or installation
First write down the installer’s name and the complete dialog. Remove nonessential external hardware before starting the upgrade again; leave only the devices needed to operate the computer. Run the Windows Update troubleshooter for the Windows 11 or Windows 10 version you are using, then restart.
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Check that the account performing the installation has the permissions required by the installer. If the code appears in Microsoft’s documented installation or upgrade error table, follow the instruction associated with that specific entry. If the table does not list 0x00964745, do not substitute a nearby code: send the exact message, installer name, Windows build, and recent changes to Microsoft or the software publisher.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Step 8: If it appears during activation
Activation errors are a separate branch from update and startup failures. Capture the complete activation screen, including the edition of Windows and any additional wording. Because 0x00964745 is not identified in the reviewed activation guidance, treat it as an unlisted activation code and contact Microsoft customer support with the evidence. Avoid changing system files or repeatedly entering keys while the cause is unknown.
Step 9: If only one application shows the message
When Windows starts normally and one program alone displays 0x00964745, note the program’s exact name, version if shown, executable name, and the action that triggers the dialog. Test whether other applications work normally. This comparison helps distinguish an application-specific failure from a Windows-wide problem.
Use the application publisher’s support channel with the complete dialog and your winver result. Tell support whether the program was recently installed or updated and whether the issue remains after a restart. Do not rename or delete an executable or DLL based solely on the hexadecimal value; the code has no verified ownership in the available Windows documentation.
Step 10: Use Windows recovery when the computer remains unusable
If Windows still cannot start or the failure prevents normal use after the checks above, use the recovery options in the Windows Recovery Environment. Microsoft-supported escalation includes System Restore and other Windows recovery choices. Select a restore point from before the failure only if one exists and you understand which applications or drivers may be affected.
Startup troubleshooting can require Windows installation media to reach the Windows Recovery Environment. Use media that matches the installed Windows edition and architecture when possible. Recovery actions can change applications, drivers, or settings, so back up accessible personal files before proceeding. If you cannot reach recovery tools or the storage device is not detected, provide those symptoms to Microsoft support rather than repeatedly interrupting startup.
When to stop troubleshooting and escalate
Contact Microsoft or the relevant application, hardware, or installer support team when the code persists after the context-appropriate steps, appears before every startup, or is accompanied by data loss, a missing disk, or an inaccessible account. Include:
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- The exact dialog text and a clear photograph or screenshot.
- The executable, installer, Windows screen, or device that displayed it.
- Windows edition and build from
winver. - Whether the desktop loads, whether Safe Mode works, and whether the failure repeats after restart.
- Recent hardware, driver, application, or update changes.
- The free-space status of the Windows drive.
- Every troubleshooting step already attempted and its result.
This evidence-first report prevents support from guessing which product owns the code. If the message belongs to an application rather than Windows, the application publisher may need to interpret its internal error number.
Common mistakes to avoid
- Searching only the number: the unverified mapping means the full message and generating program are essential.
- Changing several things at once: make one change, restart when appropriate, and record the result so you know what affected the behavior.
- Deleting system files: an unknown hexadecimal code is not evidence that a DLL, registry entry, or executable should be removed.
- Ignoring external hardware: a recently added device can affect startup even when the error appears to be a Windows problem.
- Skipping the restart after troubleshooting: the update troubleshooter and many driver changes require a restart before you test again.
- Using an unrelated repair procedure: activation, Windows Update, installation, startup, and one-application failures need different support paths.
After the error is resolved
Keep the recorded dialog and note which change stopped the error. If a device or driver was involved, retain its model and driver details. If an update or installation was involved, record the Windows build and the successful retry. This information makes a recurrence easier to diagnose and gives support a precise history instead of an unexplained code.
Quick Recap
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