Скачать или смотреть Understanding the VBA Registry Editing for Trusted Locations in Excel

Discover how to successfully configure trusted locations in the Excel registry using `VBA`. A step-by-step guide to troubleshooting common issues encountered with registry editing in Excel.
---
This video is based on the question https://stackoverflow.com/q/63419755/ asked by the user 'CAW' ( https://stackoverflow.com/u/8716904/ ) and on the answer https://stackoverflow.com/a/63427932/ provided by the user 'CAW' ( https://stackoverflow.com/u/8716904/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: VBA editing registry Trusted Locations sometimes works

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Troubleshooting VBA Registry Editing for Trusted Locations in Excel

When working with Excel add-ins and macro-enabled workbooks, users often encounter trust warnings that can be off-putting. This can lead to frustration, especially when trying to run automated installations to set everything up for them seamlessly. A common question that arises is: Why do some locations not get added to the trusted list in the registry, even though the code seems correct?

The Problem Statement

As developers and users of Excel, ensuring that certain folders are recognized as trusted locations in the registry is crucial for smooth operation. The goal was to modify the registry so that folder paths could be trusted automatically upon installation. However, many users have faced issues where only some paths are recognized as trusted, even though the code appears to execute without errors.

Key Observations

The code checks an existing add-in folder and successfully adds it to trusted locations.

Adding a user-selected folder using the same logic frequently fails.

Despite the registry edits seemingly executing correctly, the new location doesn't appear in the registry afterward.

Dissecting the Solution

Through some testing and adjustments in code structure, I discovered that the order of operations significantly impacts the outcome of the registry edits. Let’s break down how to tackle this issue effectively:

1. Understanding the Code Structure

When implementing the code to edit the registry, it's vital to ensure that any required folders are created before attempting to edit the registry to trust them. This is what creates a logical dependency in the operation of the code.

2. Correct Order of Operations

Here’s a step-by-step outline to follow:

Create Target Folder First: Ensure that the user-selected folder for which you want to add to the trusted locations exists before making any changes to the registry.

Edit the Registry After: Once the folder has been successfully created, you can then add the necessary registry key to trust that folder.

3. Revised Code Implementation

Based on the clarifications from my tests, the revised approach would consist of:

Check and create the user selected folder.

Then proceed with the registry edits to establish that folder as a trusted location.

4. Sample Code Structure

Here is a simplified flow to guide you:

[[See Video to Reveal this Text or Code Snippet]]

Note: Always ensure that paths and folder names are accurately referenced to avoid typos.

Conclusion

By adjusting the order in which code operations are executed, one can ensure that intended folders are successfully recognized as trusted locations in Excel. This small adjustment can mitigate a lot of headaches developers face when attempting to configure add-ins on user systems.

In summary, remember to create the folder first, and only then edit the registry to trust it. This will help streamline the user experience and prevent common pitfalls associated with VBA registry edits in Excel.

By following these guidelines, you'll have a smoother experience configuring trusted locations, ensuring your installations proceed without unexpected trust warnings!