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Borderlands 4 Baker Review — ファームウェア

Published: 9/21/2026 · Updated: 11/15/2026 · As of 2026-07

Typeファームウェア
Drop sourceRandomly applied to gear (Shield / Ordnance / Class MOD / Enhancement / Repair Kit) of level 25 or higher

This review was machine-translated from the Japanese original. Numbers are checked against the original; if the wording reads oddly, the Japanese version is authoritative.

Increase max HP by 1/4 only. Works constantly without conditions, a non‑decaying survival set.

Full (3 pieces) Effect

Max HP +25%

One of the few sets where the actual values for Minor/Major have been identified.

How many to activate?

Firmware’s effect changes in stages depending on how many of the same set you have equipped.

TierRequired numberEffect of Baker
Minor1 pieceShield capacity +10%
Major2 piecesRepair kit cooldown -15%
Full3 piecesMax HP +25%

It is one of the few sets where the actual values for Minor/Major have been identified (the source is the first series of English guides, so on‑device re‑verification is ongoing).

How to arrange the 5 slots (3+2)

Firmware can be attached to the 5 slots other than weapons — Shield / Ordnance / Class MOD / Enhancement / Repair kit. The maximum configuration is 1 set of 3 pieces (Full) + a separate set of 2 pieces (Major) “3+2”, and you cannot stack two Fulls simultaneously.

If you place Baker on the Full side, choose a set for the remaining 2 slots that provides constant increases you actually use in your build. If the values on the 2‑piece side are dead, it effectively works for only 3 slots.

How to obtain & replace

FAQ

What is the Full (3 pieces) effect of Baker?

Max HP +25%. It activates when you equip three pieces of gear that have the Firmware of the same Baker.

What kind of build is Baker used in?

It’s a set aimed at a foundation when difficulty rises and accidental deaths increase. You can place it on the 3‑piece (Full) side, or aim for a constant boost by putting it on the 2‑piece (Major) side.

Is the Japanese name of Baker the official notation?

Yes. The in‑game Japanese name has been verified on console (2026-09-21). The English name is Baker.