Device Information
「Device Information」はコード、データと QRに使えるブラウザツールです。入力内容と結果は通常この端末内で処理され、登録は必要ありません。
LOCAL BROWSER REPORT
What this page can read
Reading this browser context locally…
使い方
使い方
- Open the page and wait for the browser report to load.
- Review the browser, display, and capability values available to this page.
- Copy the report when you need to share a concise troubleshooting snapshot.
A practical troubleshooting snapshot
The report includes browser user agent details, platform hints, locale, timezone, screen size, viewport size, pixel ratio, color depth, touch support, CPU and memory hints when exposed, online state, cookies, and the referring page. Some browsers intentionally reduce or hide individual values.
Values come from browser APIs
Device information is inferred from standard APIs such as navigator, screen, and window. It describes the current browser context, not a guaranteed hardware inventory. Extensions, privacy settings, emulation, and responsive design tools can change what is reported.
Keep copied reports purposeful
The user agent, locale, timezone, and referrer can help diagnose a web issue but may be identifying in combination. Share only the fields needed for the support request. This page does not make a network request to generate the report.
よくある質問
あわせて知りたいこと
Does this page upload my device information?
No. The report is created in your browser. Use the copy button only when you decide to share it.
Why can the browser and operating system look generic?
Modern browsers may reduce user-agent details for privacy, and browser emulation or privacy settings can change the values exposed to a page.
Can this identify my exact device?
No. It shows common browser APIs and capability hints, not a guaranteed model, serial number, installed software list, or complete hardware inventory.
Why is a value unavailable?
Some APIs are optional, permission-gated, unsupported, or intentionally reduced. The report labels missing values instead of guessing.