Post-Uninstallation Side Effects of MATLAB: How to Clean Up Residual Files and Free Up Disk Space

# 1. Overview of MATLAB Uninstallation Side Effects

MATLAB uninstallation side effects refer to the residual files and registry entries left in the system after MATLAB has been uninstalled, causing issues such as disk space occupation and decreased system performance. These residual files and registry entries are typically spread across multiple locations, ***

***mon manifestations of MATLAB uninstallation side effects include:

- Presence of MATLAB-related entries in the registry
- Existence of MATLAB-related files and folders in directories
- Abnormal disk space occupation
- Decreased system performance
- Failures in software installation or updating

# 2. Tips for Cleaning Up Residual MATLAB Files

After uninstalling MATLAB, residual files may be left in the system, occupying disk space and affecting system performance. This chapter will guide you through the identification and cleanup of post-MATLAB uninstallation issues.

### 2.1 Identifying Post-MATLAB Uninstallation Issues

#### 2.1.1 Registry Entries

After MATLAB is uninstalled, some residual items may be left in the registry. These residual items are usually located at the following paths:

HKEY_CURRENT_USER\Software\MathWorks
HKEY_LOCAL_MACHINE\SOFTWARE\MathWorks

#### 2.1.2 Folders and Files

After MATLAB is uninstalled, some residual files and folders may be left in the following directories:

C:\Program Files\MATLAB
C:\Users\<username>\AppData\Local\MathWorks
C:\Users\<username>\AppData\Roaming\MathWorks

### 2.2 Manually Cleaning Up Residual MATLAB Uninstallation Files

#### 2.2.1 Deleting Registry Entries

To manually delete MATLAB residual items from the registry, you can use the Registry Editor.

1. Press `Win + R` to open the Run dialog, type `regedit`, and press Enter.
2. Navigate to the following path:

HKEY_CURRENT_USER\Software\MathWorks

3. Right-click on the `MathWorks` item and select `Delete`.
4. Repeat steps 2-3 to delete the `MathWorks` items at the following path:

HKEY_LOCAL_MACHINE\SOFTWARE\MathWorks

#### 2.2.2 Deleting Folders and Files

To manually delete MATLAB residual files and folders in the file system, follow these steps:

1. Open File Explorer.
2. Navigate to the following folders:

C:\Program Files\MATLAB
C:\Users\<username>\AppData\Local\MathWorks
C:\Users\<username>\AppData\Roaming\MathWorks

3. Delete all MATLAB-related files and folders.

# 3. Using Tools to Clean Up Post-MATLAB Uninstallation Residual Files

### 3.1 Third-Party Uninstallation Tools

Various third-party uninstallation tools are available on the market to clean up post-MATLAB uninstallation issues. These tools usually offer more comprehensive solutions than manual cleanup.

#### 3.1.1 Revo Uninstaller

Revo Uninstaller is a popular uninstallatio