How to Check Your Current OS Version

Windows 10 & 11

Settings App

1. Press Win + I to open Settings.
2. Go to System → About.
3. Under Device specifications find System type and under Windows specifications find Version and OS Build.

Quick Keyboard Shortcut

1. Press Win + R, type winver, press Enter.
2. A pop-up shows your exact Windows version and build number.

Command Line

1. Open PowerShell or Command Prompt.
2. Run: ver
3. Or: systeminfo | findstr /B /C:"OS Name" /C:"OS Version"

macOS

Apple Menu

1. Click the  icon in the menu bar (top-left).
2. Choose About This Mac.
3. The window shows your macOS version name (e.g. Sonoma 14) and build number.

Terminal

1. Open Terminal from Applications → Utilities.
2. Run: sw_vers -productName -productVersion -buildVersion

iPhone / iPad (iOS / iPadOS)

Settings App

1. Open Settings.
2. Scroll down and tap General → About.
3. Look for Software Version (e.g. 18.5).

Alternative Path

1. Open Settings → General → Software Update.
2. If an update is available, your current version is shown above it.

Android

Settings (most devices)

1. Open Settings.
2. Go to About phone (or System → About phone on some devices).
3. Find Android version or OS version.

Build Number (for deeper detail)

1. In the same About phone screen.
2. Look at Build number for a full build string (e.g. AP3A.240805.005).

ⓘ Android skins vary by manufacturer (Samsung One UI, Xiaomi MIUI, etc.), so menu names may differ slightly.