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Google System Update June 2026: Latest Information (Wednesday, June 17, 2026)

Google System Update 2026 June
この記事のポイント
  • Google released the June 2026 update for the “Google System Release Notes” on Wednesday, June 17, 2026, detailing updates that enhance the security and reliability of Android-related devices.
  • New features deployed in version 150 of the “Android System WebView” app have been announced.
  • A significant number of unique features for developers have been introduced.

On Wednesday, June 17, 2026 (local time), Google released the latest June 2026 update for the “Google System Release Notes,” which summarizes information regarding “Google System Updates” designed to improve the security and reliability of Android-related devices.

「Google システム アップデート」の詳細

「Google システム アップデート」は、Android OS の「Google Play システム アップデート」のほか、「Google Play 開発者サービス」アプリと「Google Play ストア」アプリの各アップデートにて提供される、Android OS システムの新機能や改善の総称です。「Google システム アップデート」は Android スマートフォンやタブレットのほか、「Android TV / Google TV」デバイス、「Android Auto」、Wear OS ウォッチ、Chrome OS デバイスといった Google 認定デバイス全体にも提供されます。

“Google System Updates” is a collective term for updates to various system service apps aimed at enhancing the security and reliability of Android-related devices. These are not delivered as a single “Google System Update” itself; rather, they are provided through updates to individual system apps, delivering useful new features that bolster the security and reliability of your Android devices.

For more details on the updates deployed to the Android platform, including “Google System Updates,” please refer to the article below.

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While information for “Google System Updates” is updated periodically, the June 2026 update highlights new features being rolled out in version 150 of the “Android System WebView” app.

June 2026

Android WebView v150 (2026-06-17)

  • The HTTP Cache Quota API allows app developers to optimize and manually manage the WebView HTTP cache size.
  • WebView utilizes the native-only renderer.
  • Introduced the enqueuePreconnect API to allow embedders to queue network preconnect requests without triggering immediate WebView initialization, reducing resource consumption and startup latency.
  • Improvements to security and privacy and updates for bug fixes.
  • New developer features for Google & 3rd party app developers to support functionality related to displaying web content in their apps.

Important: Some features may be experimental and available to certain users.

Google System Services Release Notes – Help

Released on Wednesday, June 17, 2026

The June 2026 latest information for “Google System Updates,” released on Wednesday, June 17, 2026, via the “Google System Release Notes,” announces new features deployed in version 150 of the “Android System WebView” app.

Version 150 of the “Android System WebView” app introduces a variety of unique features for developers.

“Android System WebView” App v150

■ “Android System WebView” App v150
  • App developers can use the HTTP Cache Quota API to optimize and manually manage the “WebView” HTTP cache size.
  • “WebView” utilizes a native-only renderer.
  • Introduction of the enqueuePreconnect API, which allows the embedding side to queue network preconnect requests without triggering immediate WebView initialization, thereby reducing resource consumption and startup latency.
  • Security and privacy improvements, along with bug fix updates.
  • Addition of new developer features to support functionality for displaying web content within apps for Google and third-party app developers.
*Important: Some features are experimental and available to select users only.
“Google System Updates” latest information released on June 17, 2026
Get it on Google Play

Source: Google

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