Check the laptop’s system settings
On Windows, open Settings > System > About
On Windows, use System Information by typing msinfo32 in the search bar
On Windows, use Device Manager to view hardware details
On macOS, click the Apple menu > About This Mac
Check the original box, receipt, or product label
Look up the model number on the manufacturer’s website
Use built-in diagnostics tools from the laptop brand
Run a trusted third-party system info app
Check the BIOS or UEFI setup screen during startup
Inspect the battery, RAM, and storage labels if accessible
Use Task Manager on Windows to view CPU, memory, and disk usage details