{"product_id":"macos-big-sur-11-bootable-installation-usb-flash-drive-copy","title":"macOS Catalina 10.15 Bootable Installation USB Flash Drive","description":"Pre-configured bootable USB flash drive loaded with macOS Catalina 10.15. Ready to install or try on any compatible Mac without requiring internet or additional setup. Simply plug in and boot to begin the installation process or run macOS from the USB drive itself.\u003cbr\u003e\u003cbr\u003ePerfect for fresh system installations, upgrades, or creating a portable macOS environment. Supports all Macs compatible with Catalina 10.15. No additional downloads or configuration needed — everything is pre-loaded and tested.\u003cbr\u003e\u003cbr\u003eHigh-speed USB performance ensures fast boot times and smooth installation. Durable construction built to handle repeated use and storage.","brand":"Linux on USB","offers":[{"title":"Default Title","offer_id":53827092709741,"sku":null,"price":39.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/6790\/5389\/files\/Screenshot_2026-07-12_12-17-15_98cca596-04fb-4092-b11d-f5b5116917bc.png?v=1787980694","url":"https:\/\/linuxonusb.com\/products\/macos-big-sur-11-bootable-installation-usb-flash-drive-copy","provider":"Linux on USB","version":"1.0","type":"link"}