There is no official version of Hello Neighbor called "." The original game progressed directly from Alpha 2 (released November 22, 2016) to Alpha 3 (released December 22, 2016).
The interest in "Alpha 2.5" persists because many fans feel the early alphas captured a specific "suburban horror" vibe that was lost in the final game. While the franchise is now moving toward Hello Neighbor 3 (expected in 2026) and even a feature film hello neighbor alpha 2.5
Alpha 2.5's primary purpose was to polish the rough edges of Alpha 2. Key updates included: There is no official version of Hello Neighbor called "
Reach the basement and unlock the final door (leads to the ending cutscene). hello neighbor alpha 2.5
These bugs are expected – it’s an unfinished alpha. Saving often (if possible) helps.