🛠️ Fallout 4のアップデート履歴
開発元がSteamで公開した公式告知（パッチ、新コンテンツ、イベント）を時系列でまとめています。タイトルをクリックすると全文を読めます。
2026年1月
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1/16金📢 お知らせFallout Shelter Announce on Amazon Prime Video
Good morning, prospective Vault Dwellers!In order to best serve you in What Comes Next, we need volunteers for a very real, very scientific opportunity to beta test a better society. Visit this websit…
2025年12月
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12/22月📢 お知らせFind a new adventure in the Commonwealth with these Fallout 4 Creations.
Become a Bounty HunterBy Hobgoblin StudiosTake on the role of a Bounty Hunter. Track down and eliminate notorious outlaws of the Commonwealth and revive the Bounty Hunter faction to its former glory. …
2025年11月
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11/13木📢 お知らせFallout 4 Upcoming Hotfixes and Creation Storage Increase
We’re actively investigating issues you’re encountering with the latest Fallout 4 update and Anniversary Edition launch. You should now see faster load times of the Creations menu, game menu, and rede…
2024年4月
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4/12金📢 お知らせFallout 4 is Getting Free Updates
Return to the Commonwealth April 25! We are releasing a free Fallout 4 update for PC players! Experience Fallout 4 on your next-generation PC with widescreen and ultra-widescreen support, as well as f…
出典：Steam公式告知（6～24時間ごとに更新）。タイトルと概要の著作権は各開発元に帰属します。