A quick question about W52P firmware

[phanhuyen12]

This document lists the minimum firmware for the W52P as 25.80.0.15. I don't think that exists from what I see on Yealink's site. Am I missing something?

 

[Saqqara]

http://support.yealink.com/documentFront/forwardToDocumentDetailPage?documentId=25

Latest versions are

Base for W52P&W56P-25.81.0.10.rom
W52H-26.81.0.30.rom

Running these versions without any issues