Credit: Joe Maring / Android AuthorityTL;DRSamsung has released the eighth One UI 8.5 beta (firmware ZZCD) for the Galaxy S25 series in several global regions.The update includes the March 5, 2026, security patch and numerous bug fixes.Samsung is continuing with the One UI 8.5 beta program for the Galaxy S25 series, now at Beta 8. Tarun Vats reports on X that One UI 8.5 beta 8, with firmware version ending in ZZCD, is rolling out to Galaxy S25 series owners in South Korea, India, Germany, and the UK.