If you see -UPD- appended, it likely means Cisco released a —replacing the original 152-4.e10.bin with a patched version that fixes a specific regression (like a DHCP snooping crash) without incrementing to E11.
If you run Cisco Catalyst 3560-E switches, the image named C3560e-universalk9-mz.152-4.E10.bin is a widely used IOS release for that platform. Below is a concise, practical post you can use on a forum, blog, or internal knowledge base. C3560e-universalk9-mz.152-4.e10.bin -UPD-