修复错误代码 2755 Windows 安装程序：^{(Fix Error Code 2755 Windows Installer:)} 如果您在尝试安装新程序或软件应用程序时遇到此错误，则主要原因可能是病毒/恶意软件、注册表错误、设置错误等。Windows 安装程序错误代码 2755^{(Windows Installer Error Code 2755)}不会让您安装程序并会一直弹出，直到您解决此问题。该错误与缺少Windows Installer文件夹和某些权限问题有关，这些问题似乎由于各种原因而发生冲突，但不用担心，因为我们列出了修复此错误代码的故障排除步骤。

修复错误代码 2755 Windows 安装程序

修复错误代码 2755 ^{(Fix Error Code 2755)} Windows 安装程序^{(Windows Installer)}

建议创建一个还原点以防万一出现问题。

方法一：在C:Windows下创建安装程序文件夹^{(Create Installer Folder)}

1.导航到 PC 上的Windows文件夹：

C:\Windows

2.下一步，右键单击任何空白然后New > Folder.

右键单击并选择新建然后文件夹

3.将 新文件夹命名为安装程序^{( new folder as the installer)}，然后按Enter。

4.重新启动您的电脑以保存更改。

方法 2：运行 CCleaner^{(Run CCleaner)}和Malwarebytes

1.下载并安装CCleaner & Malwarebytes。

2.运行 Malwarebytes^{(Malwarebytes)}并让它扫描您的系统以查找有害文件。

3.如果发现恶意软件，它将自动删除它们。

4.在“清洁器^(Cleaner)”部分，在Windows选项卡下，我们建议检查以下要清洁的选项：

ccleaner 清洁设置

5.一旦您确定检查了正确的点，只需单击Run Cleaner，然后让 CCleaner 运行。

6.要清理您的系统，请进一步选择注册表选项卡^{(Registry tab)}并确保选中以下内容：

注册表清理器

7.选择Scan for Issue并允许CCleaner扫描，然后单击Fix Selected Issues。

8.当CCleaner询问“您想要对注册表的更改进行备份吗？”时选择是^(Yes)。

9.备份完成后，选择Fix All Selected Issues。

方法 3：确保^(Make)Windows Installer正在运行

1.按 Windows 键 + R 然后输入services.msc并回车。

服务窗口

2.向下滚动到Windows Installer并右键单击然后选择属性。^{(Properties.)}

3.确保启动类型设置为自动，然后单击启动。^{( Automatic and click Start.)}

右键单击 Windows 安装程序，然后选择属性

4.下一步，单击应用^(Apply)，然后单击确定，然后重新启动您的 PC。

方法4：解密安装文件

1.右键单击设置文件并选择属性。^{(Properties.)}

2.现在单击常规选项卡中属性下的高级。^{( click Advanced under Attributes)}

单击设置属性中的高级

3.确保取消选中“加密内容以保护数据”。^{(uncheck ‘Encrypt contents to secure data.’)}

确保取消选中加密内容以保护数据

4.单击确定关闭属性对话框。^{( Attributes dialog box.)}

5.最后，单击应用^(Apply)，然后单击确定，然后重新启动您的 PC。

方法5：在安装文件中添加用户^(Add)

1.再次右键单击设置文件并选择属性。^{( Properties.)}

2.现在切换到安全选项卡^{(Security tab)}并单击编辑。

单击设置属性下安全选项卡中的编辑

3. 在组或用户名下^{(Group or user names)}单击添加。

4.确保输入SYSTEM（大写锁定）并单击检查名称。^{(Check Names.)}

确保输入 SYSTEM（大写锁定）并单击检查名称

5.下一步，单击确定并确保在添加用户后勾选完全^(Full)控制。

确保在添加用户后勾选完全控制

6.最后，单击应用^(Apply)，然后单击确定并重新启动您的 PC。

就是这样，您已成功修复错误代码 2755 Windows 安装程序^{(Fix Error Code 2755 windows installer)}，但如果您对本指南仍有任何疑问，请随时在评论部分询问他们。

Fix Error Code 2755 Windows Installer

Fix Error Code 2755 Windows Installer: If you are facing this error when trying to install a new program or software application then the main cause can be virus/malware, registry errors, misconfigured settings etc. Windows Installer Error Code 2755 won’t let you install the program and will keep popping up until you fix this issue. The error is related to missing Windows Installer folder and certain permission issues which seem to get conflicted due to various reasons but not to worry as we have listed troubleshooting steps to fix this error code.

It’s recommended to create a restore point just in case something goes wrong.

Method 1: Create Installer Folder under C:\Windows

1.Navigate to the Windows folder on your PC:

C:\Windows

2.Next, right-click in any empty then New > Folder.

right click and select new then Folder

3.Name the new folder as the installer and hit enter.

4.Restart your PC to save changes.

Method 2: Run CCleaner and Malwarebytes

1.Download and install CCleaner & Malwarebytes.

2.Run Malwarebytes and let it scan your system for harmful files.

3.If malware is found it will automatically remove them.

4.In the “Cleaner” section, under the Windows tab, we suggest checking the following selections to be cleaned:

ccleaner cleaner settings

5.Once you’ve made certain the proper points are checked, simply click Run Cleaner, and let CCleaner run its course.

6.To clean your system further select the Registry tab and ensure the following are checked:

registry cleaner

7.Select Scan for Issue and allow CCleaner to scan, then click Fix Selected Issues.

8.When CCleaner asks “Do you want backup changes to the registry?” select Yes.

9.Once your backup has completed, select Fix All Selected Issues.

Method 3: Make sure Windows Installer is running

1.Press Windows Key + R then type services.msc and hit enter.

services windows

2.Scroll down to Windows Installer and right-click then select Properties.

3.Make sure startup type is set to Automatic and click Start.

Right click on Windows Installer and then select Properties

4.Next, click Apply followed by Ok and then reboot your PC.

Method 4: Decrypt setup file

1.Right-click on the setup file and select Properties.

2.Now click Advanced under Attributes in the General tab.

click Advanced in setup properties

3.Make sure to uncheck ‘Encrypt contents to secure data.’

make sure to uncheck encrypt contents to secure data

4.Click Ok to close the Attributes dialog box.

5.Finally, click Apply followed by OK and then reboot your PC.

Method 5: Add user in the setup file

1.Again right-click on the setup file and select Properties.

2.Now switch to the Security tab and click Edit.

click edit in security tab under setup properties

3.Under Group or user names click Add.

4.Make sure to type SYSTEM (in caps lock) and click Check Names.

Make sure to type SYSTEM (in caps lock) and click Check Names

5.Next, click OK and make sure to tick Full control once the user is added.

make sure to tick Full control once the user is added

6.Finally, click Apply followed by Ok and reboot your PC.

That’s it, you have successfully Fix Error Code 2755 windows installer but if you still have any queries regarding this guide then feel free to ask them in the comment’s section.

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凭借在 Windows 10 和智能手机方面的丰富经验，我是 Microsoft Edge 及其提供的功能的坚定拥护者。除了是错误和 wifi 方面的专家之外，我还知道如何使用 OneDrive 和 Cortana 等工具让您的工作更轻松。

修复错误代码 2755 Windows 安装程序