The hell let loose vietnam release time is not confirmed by the supplied official evidence. The time block in the launch thread applies to Hotfix 1, not to the game’s original launch. To be confirmed is therefore the accurate status for the original launch hour.
The times that are actually confirmed
The official update states that Hotfix 1 would arrive at 3am PDT, 6am EDT, 11am BST, and 12pm CEST. These four times describe one coordinated hotfix deployment across the listed time zones. They should be presented as Hotfix 1 times only, because the supplied passage explicitly introduces them while discussing that update.
Why this is not the original release hour
The passage says that Hotfix 1 would release the following day after approval from all platform holders. It does not identify the hour when Hell Let Loose: Vietnam originally became available. Reusing the hotfix schedule as a launch schedule would change the subject of the official statement and create a claim that the source does not support.
The distinction matters because both events can be described with the word “releasing,” but they are not the same release. In the supplied text, the named item is Hotfix 1. No time in that passage is attached to the game’s initial launch.
The 30-minute server-owner window
The official update also says server owners could push to the new build 30 minutes early. That early access applies to the new Hotfix 1 build and is compared with the process used in Hell Let Loose. It is not evidence of a player preload window, an early game launch, or a different original release time.
Current evidence status
The only defensible time statement from this source is the four-zone Hotfix 1 schedule. The original release hour remains To be confirmed until evidence explicitly ties a clock time to the game’s initial launch. No conversion, estimate, or launch-time reconstruction is warranted from the supplied material.