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How to fix wrong capacity issues in Windows Also, computer viruses and hidden recovery partition also tend to cause similar issues. To solve this type of problem, you need to convert MBR to GPT (GUID Partition Table).īut hard drives less than 2TB are not affected by the MBR limitation, so why do they still have the incorrect size information? In this situation, you should check the hard drive for errors.Īny driver and firmware issues would result in Windows improperly recognizing the drive. That's why owners of 3TB and 4TB hard drives are likely to see less hard drive space than there should be. As we know, MBR (Master Boot Record) partition table cannot support disk volume space that exceeds 2TB. In most cases, it's because your hard drive has been initialized to a wrong partition table. What's the reason? Can you reclaim the full capacity? Why does external hard drive not show full capacity? But, a hard drive that is under 2TB may also have the same problem.

Yes, it is common to see your 2TB hard drive showing only 500GB, 200GB, 127GB, or 32GB when connected to a computer. Have you ever encountered a situation when your external hard drive is not showing the full capacity on your Windows PC or Mac? As investigated, this is a common problem for most hard drives made by Seagate, Lacie, Western Digital, or Sandisk larger than 2TB. What's going on with the rest free space?"

Now with a new laptop, I decided to reformat the drive but Windows says it has only 32GB on it. "Why is my Seagate external HDD not showing the true capacity? I use a 4TB external hard drive to create a recovery drive and regular backups.
