一些Windows用户在^(Windows)Windows 启动或关闭时^{(Windows starts or shuts down)}，甚至可能在Windows 安装^{(Windows installation)}期间，在其 Windows 10 或 Windows 11 计算机上使用或安装某些程序时，可能会遇到Crypt32.dll not found 或丢失^{(Crypt32.dll not found or missing)}错误。这篇文章为这个问题提供了最合适的解决方案。

以下是导致此错误的主要原因-

• Crypt32.dll 已取消注册
• 注册表问题。
• 病毒或恶意软件感染。
• 硬件故障。

还已知此错误的某些变体可能是由媒体播放器更新问题引起的。

以下^(Below)是此错误的一些已知变体或实例；

Crypt32.dll Not Found

This application failed to start because crypt32.dll was not found. Re-installing the application may fix this problem

Cannot find [PATH]\crypt32.dll

The file crypt32.dll is missing

Cannot start [APPLICATION]. A required component is missing: crypt32.dll. Please install [APPLICATION] again

无论您遇到此错误的实例如何，本文中提供的解决方案都适用。

什么是crypt32.dll？

CRYPT32.DLL ，也^{(CRYPT32.DLL)}称为Microsoft Cryptographic库，是在^{(Microsoft Cryptographic)}CryptoAPI中实现许多证书和加密消息传递功能的模块。Windows客户端和Windows Server 操作系统^{(Windows Server Operating)} 都^(Systems)附带此库。但是，此DLL的不同版本提供不同的功能。

如何修复 Windows 10 丢失的文件？

大多数 Windows 10/11 用户；如果不是全部，随着时间的推移，会时不时地遇到与丢失或损坏的系统文件相关的问题。此问题无需引起恐慌，因为如果您想知道如何修复/修复这些丢失的DLL文件问题，Windows 操作系统^{(Windows OS)}附带两个主要的本机工具，即；系统文件检查器^{(System File Checker)}( SFC ) 和部署映像服务^{(Deployment Image Servicing)}和管理^(Management)( DISM ) 可帮助您自行进行修复而不会丢失任何数据。

Crypt32.dll 未找到或丢失

如果您遇到此Crypt32.dll 未找到或丢失^{(Crypt32.dll not found or missing)}的问题，您可以尝试重新安装或修复该应用程序，看看是否有帮助 - 否则请尝试以下我们推荐的解决方案（不分先后顺序），看看是否有助于解决问题.

1. 运行全系统 AV 扫描
2. 运行 SFC 和 DISM 扫描
3. 恢复 crypt32.dll 文件
4. 重新注册 DLL 文件
5. ^(General)缺少DLL文件错误的一般修复
6. 执行重置^(Reset)此 PC、云重置^{(Cloud Reset)}或就地升级修复 Windows^{(In-place Upgrade Repair Windows)}

让我们看一下关于列出的每个解决方案所涉及的过程的描述。

在尝试以下解决方案之前，请检查更新并在您的^{(check for updates)}Windows设备上安装任何可用的位，并查看错误是否再次出现。此外，如错误提示（如果适用）所示，您可以尝试重新安装触发此错误的程序。

1]运行全系统AV扫描

恶意软件感染可能已经修改了这个特定的 dll 文件，从而在您的 Windows 10/11 计算机上触发Crypt32.dll not found 或丢失错误。^{(Crypt32.dll not found or missing)}在这种情况下，您可以使用Windows Defender 或任何信誉良好 的第三方 AV 产品^{(third-party AV product)}运行完整的系统防病毒扫描 。此外，在严重的情况下，如果您的计算机无法启动，您可以 在启动时运行执行 Windows Defender 脱机扫描^{(perform Windows Defender Offline Scan at boot time)} 或 使用可启动的 AntiVirus Rescue Media^{(use bootable AntiVirus Rescue Media)}来恢复您的系统。

此外，正如一些受影响的用户所报告的那样，请检查您的防病毒软件是否正在扫描 %Windir%\SoftwareDistribution\文件夹，因为该文件夹中的文件可能会干扰扫描仪并因此触发此错误。在这种情况下，您可以禁用 AV 软件 - 如果这样可以解决问题，您只需将该文件夹添加到 AV 排除列表即可^{(add that folder to AV exclusion list)}。如果您正在运行第三方安全软件，请参阅手册以了解如何从 AV 扫描中排除文件夹/文件。

2]运行SFC和DISM扫描

此解决方案要求您运行 SFC 扫描，看看是否有帮助。如果没有，您可以运行 DISM 扫描^{(run a DISM scan)}或尝试下一个解决方案。

3]恢复crypt32.dll文件

如果您不小心从系统中删除了 crypt32.dll 文件，您可以尝试从回收站中恢复该文件^{(restore the file from Recycle Bin)}。您还可以通过登录到最近更新的另一台工作Windows计算机来还原此文件，导航到^(Windows)C:\Windows\System32\文件夹并找到，将文件复制到USB驱动器，然后将驱动器插入有问题的 PC，导航到确切的文件夹，然后将文件粘贴到该位置。

4]重新注册DLL文件

此解决方案要求您重新注册 crypt32.dll 文件并查看是否有帮助。

5]缺少DLL文件错误的一般修复^(General)

由于这是DLL丢失或未找到错误的情况，您可以尝试此通用修复程序来解决丢失 DLL 文件错误^{(general fix for missing DLL files errors)} ，看看问题是否会得到解决。如果没有，请尝试下一个解决方案。

6]执行重置^{(Perform Reset)}此PC，云重置^{(Cloud Reset)}或就地升级修复Windows^{(In-place Upgrade Repair Windows)}

如果到目前为止没有任何效果，您可以尝试Reset This PC或Cloud Reset来重置每个Windows组件。您也可以尝试就地升级修复，看看是否有帮助。

Any of these solutions should work for you!

如何修复 sqlite3.dll 丢失错误？

在 Windows 10/11 计算机上遇到 sqlite3.dll 文件丢失错误的 PC 用户可以尝试许多修复程序，其中包括；

• Restore/replace使用来自另一台工作Windows^(Windows) PC的健康副本恢复/替换sqlite3.dll 文件。
• 对整个系统运行完整的病毒/恶意软件扫描。
• 执行系统还原^{(Perform System Restore)}以撤消最近的系统更改。
• 重新安装使用 sqlite3.dll 文件的程序。
• 更新可能与 sqlite3 相关的硬件设备的驱动程序。

相关帖子^{(Related post)}：修复 amd_ags_x64.dll 丢失错误。^{(Fix amd_ags_x64.dll missing error.)}

Fix Crypt32.dll not found or missing error in Windows 11/10

Some Windows users may encounter the Crypt32.dll not found or missing error while using or installing certain programs on their Windows 10 or Windows 11 computer, when Windows starts or shuts down, or maybe even during a Windows installation. This post provides the most suitable solutions to this issue.

The following are the main culprit to this error-

• Crypt32.dll has got unregistered
• Registry problem.
• Virus or malware infection.
• Hardware failure.

It’s also known that some of the variants of this error can be caused by issues with media player updates.

Below are some of the known variants or instances of this error;

Crypt32.dll Not Found

This application failed to start because crypt32.dll was not found. Re-installing the application may fix this problem

Cannot find [PATH]\crypt32.dll

The file crypt32.dll is missing

Cannot start [APPLICATION]. A required component is missing: crypt32.dll. Please install [APPLICATION] again

Regardless of the instance of this error you have encountered, the solutions presented in this post apply.

What is crypt32.dll?

The CRYPT32.DLL, otherwise known as the Microsoft Cryptographic library, is the module that implements many of the certificate and cryptographic messaging functions in the CryptoAPI. Both the Windows client and Windows Server Operating Systems ship with this library. However, the different versions of this DLL provide different capabilities.

How do I repair Windows 10 missing files?

Most Windows 10/11 users; if not all, would have every now and then, over time, and usage encounter issues related to missing or corrupt system files. This issue is no cause for alarm because if you are wondering how to fix/repair these missing DLL files issue, the Windows OS ships with two main native tools viz; System File Checker (SFC) and Deployment Image Servicing and Management (DISM) that help you carry out the repairs on your own without losing any data.

Crypt32.dll not found or missing

If you’re faced with this Crypt32.dll not found or missing issue, you can try to reinstall or repair the app and see if that helps – else try our recommended solutions below in no particular order and see if that helps to resolve the issue.

1. Run full system AV scan
2. Run SFC and DISM scan
3. Restore crypt32.dll file
4. Re-register DLL files
5. General fix for missing DLL files errors
6. Perform Reset This PC, Cloud Reset, or In-place Upgrade Repair Windows

Let’s take a look at the description of the process involved concerning each of the listed solutions.

Before you try the solutions below, check for updates and install any available bits on your Windows device and see if the error reappears. Also, as indicated on the error prompt (if applicable), you can try reinstalling the program that’s triggering this error.

1] Run full system AV scan

A malware infection might have modified this particular dll file, consequently triggering the Crypt32.dll not found or missing error on your Windows 10/11 computer. In this case, you can run a full system antivirus scan with Windows Defender or any reputable third-party AV product. Also, in severe cases, you can run perform Windows Defender Offline Scan at boot time or use bootable AntiVirus Rescue Media to recover your system if somehow your computer is failing to boot.

Also, as some affected users reported, check if your antivirus software is scanning the %Windir%\SoftwareDistribution\ folder as the files in that folder could be interfering with the scanner and consequently triggering this error. In this case, you can disable the AV software – if that resolves the issue, you can simply add that folder to AV exclusion list. If you’re running a third-party security software, refer to the manual on how to exclude folders/files from AV scan.

2] Run SFC and DISM scan

This solution requires you to run an SFC scan and see if that helps. If not, you can run a DISM scan or try the next solution.

3] Restore crypt32.dll file

If you have accidentally deleted the crypt32.dll file from your system, you can try and restore the file from Recycle Bin. You can also restore this file by logging into another working Windows computer that has been recently updated, navigate to the C:\Windows\System32\ folder and locate, copy the file to a USB drive, then plug the drive to the problematic PC, navigate to the exact folder, then paste the file in that location.

4] Re-register DLL files

This solution requires you to re-register the crypt32.dll file and see if that helps.

5] General fix for missing DLL files errors

Since this is a case of DLL missing or not found errors, you can try this general fix for missing DLL files errors and see if the issue will be resolved. If not, try the next solution.

6] Perform Reset This PC, Cloud Reset or In-place Upgrade Repair Windows

If nothing has worked so far up to this point, you can try Reset This PC, or Cloud Reset to reset every Windows component. You may also try In-place Upgrade Repair and see if that helps.

Any of these solutions should work for you!

How do I fix sqlite3.dll missing error?

PC users that encounter the sqlite3.dll file missing error on their Windows 10/11 computer can try a number of fixes which includes;

• Restore/replace the sqlite3.dll file with a healthy copy from another working Windows PC.
• Run a full virus/malware scan of your entire system.
• Perform System Restore to undo recent system changes.
• Reinstall the program that uses the sqlite3.dll file.
• Update the drivers for hardware devices that might be related to sqlite3.

Related post: Fix amd_ags_x64.dll missing error.

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