If some email messages moved to folder/mailbox on the email server called "Spambox" (or possibly "Unwanted") it might be because the same account being accessed on Android phone.
To fix this: Look for spam filters in email settings. Remove anything you find there.
My latest blog post: Sheeple: Are they succumbing to fake news, misinformation, and propaganda. (posted 2025-09-24). My latest podcast: OJB's Podcast 2029-09-09 Kiwi Values.