It looks like you're on the older/7.5 version of the "ubbthreads stock" style.
Follow the directions in the "STYLES - BASIC (tl:dr)" section of this link, to update your style
https://www.ubbcentral.com/forums/u...re-7-6-0-changelog-discussion#Post259089"UBB.threads - Light" is the 7.6 updated version of "ubbthreads stock"
If you have any problems, reply here, and I'll see what I can do to assist further