What to Do If OST Files Are Inaccessible in MS Outlook 2016 and 2019?

The PST and OST files are extremely important for the proper functionality of the MS Outlook account. The OST files, also known as Offline Storage Table files, might become inaccessible due to various hardware and software-related reasons. This might cause MS Outlook to function improperly. Therefore, if you’re facing problems accessing the MS Outlook OST