A recent leak suggests the rollout of Samsung's One UI 8.5 update could begin soon, with the Galaxy S25 series reportedly receiving it first.

• The stable One UI 8.5 update is anticipated to launch for the Galaxy S25 series in South Korea on April 30, 2026, followed by international markets around May 4, 2026.
• This timeline is based on Samsung's typical release patterns for previous mid-cycle updates like One UI 6.1.1 and One UI 6.1.
• Other devices, including the Galaxy S24 series and older flagships, are expected to receive the update in subsequent waves throughout May and early June 2026.