I noticed something was wrong when my Yahoo email is not working across multiple devices, and the inbox kept loading endlessly without showing recent emails. I initially blamed my browser, but switching devices didnt help either. Before making more changes, I chose to protect my mailbox using the SysInfo Yahoo Backup Tool, which turned out to be a smart decision. Yahoo Mail errors can be caused by corrupted cache, storage limits, or filter conflicts. After securing my data, I could safely reset settings and regain access without worrying about losing email history. Using this top-notch utility, users can export Yahoo emails to PST, EML, MBOX, MSG, etc. It also allows users to migrate Yahoo Emails into Gmail, Office 365, G Suite, and IMAP.  With its date filter feature, you can choose a specific time range by setting a start and end date to back up only the emails you want. Apart from this, the software is compatible with both Windows and Mac OS.