How to Solve “The file Outlook.pst is not an Outlook data file (.pst)” Error

“The file Outlook.pst is not an Outlook data file (.pst)” error may arise when you try to import a PST file to Outlook application. This article will tell you how to get rid of this issue fleetly. I tried to import an Outlook file (.pst) from computer desktop to Outlook. But in this process, I was prompted that the file is not an Outlook data file. I totally have no idea about this error because I can confirm, it is really a PST file. I searched a lot of reference on Internet and...

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How to Block Malicious Excel Attachments in Your Outlook Emails

Now the malicious Excel files can also invade your computer through the form of outlook attachment. Thus, today we have the method to prevent accidents happen from those malicious Excel attachments. The features in Excel have become more and more powerful. As a result, in our work, it is hard to imagine that we can finish tasks without it. Besides, many Excel files will store out important data and information. Therefore, the malicious hackers will always seek to damage the Excel files. And...

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What to Do if Excel Fails to Calculate the Values Copied from External Sources

In Excel, you will certainly do some work of calculating. Thus, today we will talk about the calculation problem appearing in values copied from other sources. Excel specializes in dealing with the calculations of numbers. However, there exists a problem in doing some calculations. Sometimes, if you copy the values from other sources, i.e. from a website, you will find errors in the calculation. The Error in Calculating Copied Values In this image, the currency values are copied from...

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