MS Outlook is one of the most famous email client platforms in the world that most businesses and organizations prefer using. The MS Outlook is extremely productive and many users from business owners to organizations rely on the MS Outlook for their official and personal use. The integration of MS Outlook is easy and effective as per the other Microsoft products. The connectivity of MS Exchange helps the users stand apart from the competitors. However, despite its popularity, MS Outlook suffers from various major problems. “The set of folders cannot be opened” error is one of the most common issues MS users face.
This issue has been faced and reported by countless MS Outlook users, but the exact cause of this problem is still unknown. Many experts believe that the improper configuration of the MS Outlook software is the primary cause of this problem. The corrupted PST files that are linked to your account might also cause this issue.
Our primary goal is not to find the causes of the issue, but the solution. There are various ways to solve the “The set of folders cannot be opened” problem. Continue reading the article to know more.
The solution to Encounter “The Set of Folders Cannot Be Opened” Problem
Before you implement any solution, you need to ensure the operating system you’re using is running as an administrator. Additionally, the MS outlook should be closed properly so that they don’t run in the background.
- Run the MS Outlook Application in Safe Mode
Safe mode is not an uncommon term and you might have heard this before. As per Techopedia, safe mode is a boot option. This is because safe mode is one of the most effective ways to work with any problematic software. You can consider operating the MS Outlook application in safe mode so that you can fix the “The set of folders cannot be opened” problem. Here are the steps you need to remember:
- Open the Run command and type Outlook/safe and then press the Enter key.
- You will get to choose the Outlook profile in the next window where you will need to enter the MS Outlook credentials.
- Your MS Outlook application will start in safe mode. If the software works find in, you need to disable the faulty add-ins to solve the “The set of folders cannot be opened” problem.
However, make sure you manually check each add-in so that you can determine which one is causing this problem. This is why you should not install add-ins from an untrusted source.
- Repair the PST and OST Data Files
The corrupted outlook data files are one of the most common causes of the “The set of folders cannot be opened” problem. This is why you always need to define whether the PST data files of the system are corrupted or not before you address the “The set of folders cannot be opened” problem. Here are the important steps you need to follow so that you can repair the corrupted PST or OST data files.
- Find the .exe file from MS Office files and consider running it. The .exe file can be found in the Local Disk.
- Choose the PST data files that you want to repair. After that, press the Start option and initiate scanning. This process will scan all the corrupted PST and OST data files.
- After the scanning process is complete, you need to click on the Repair button so that you can repair the damaged PST and OST data files.
- Reinstall the MS Office Application
The MS Outlook application is something that contains within the package of MS Office. Therefore, you might become successful at solving the “The set of folders cannot be opened” problem if you reinstall the MS Office software in your system. Reinstalling the MS Office, especially the MS Outlook will implement a complete reset to the functions of the MS Outlook that are causing this issue.
Make sure you install the 64-bit version of the package as this version is more stable as well as provides better performance than the 32-bit version.
You can also disable Your MS Outlook account from the Mail Application. All you need to do is launch the mail application and delete the account from the mail.
- Launch MS Outlook from Taskbar
This is another great way to solve the “The set of folders cannot be opened” problem. As mentioned in the second paragraph of the article, the primary causes of this issue are still unknown even to the developers. However, if you open the MS Outlook software from the taskbar, you might be able to prevent the “The set of folders cannot be opened” problem from occurring. Even though this is not a permanent solution to the “The set of folders cannot be opened” problem, this is one of the most effective alternatives if you don’t want to implement any complicated and time-consuming solutions.
These are the methods that will help you solve the “The set of folders cannot be opened” problem. Do you have any other questions? Make sure you comment below to let us know.