If you're looking to Download Peek — A Quick Look Extension on your Chromebook laptop Then read the following guideline.

Accelerate your workflow with the Quick Look conveniences that only Peek can deliver: searching, jumping, scroll restoring, syntax highlighting, & more. -- Due to system limitations, Peek is ~NOT~ able to support the following documents, not limited to: plain text (.txt, .text), rich text (.rtf, .rtfd), HTML/XML/web archives (.html, .xml*, .webarchive), TypeScript (.ts), Adobe suite (.pdf), Microsoft Office (.csv, .doc, .docx, .xls, .xlsx, .ppt, .pptx), OpenDocument suite (.odt, .ods, .odp), nor any Apple iWork documents (.pages, .numbers, .key). -- • Rich previews of Markdown, TextBundle, PostScript, & .ePDF documents. • Jump to lines/pages & search documents from Quick Look previews in Finder & other friendly applications. • Brings popular system keyboard shortcuts to Peek-supplied Quick Look previews: search, jump to line, scroll to end/beginning of a document. • Supports Github-style Markdown with an optionally generated table of contents: • Autoload any of 191 HighlightJS languages or 273 PrismJS languages. • Lazy syntax highlighting, MathJax typesetting, and Mermaid.js diagramming. • Use absolute and relative local filesystem links. • MathJax with Tex input (full inline support utilizing a bespoke cmark extension). • Use a Quick Action to quickly rename a PDF document to an .ePDF document to search or copy text, more easily navigate pages, & preview using Dark mode themes. • Force click on terms to launch the Look Up functionality. • Preview sizes from 5KB to 1MB (excluding PDFs & property list files). • Save and restore scroll positions—continue from where you last left off. • Syntax highlighting with automatic language detection for the most popular programming languages. • Customize your preview experience with over 70 different light & dark themes, or customize your style in a CSS stylesheet. • Optionally include line numbers in source code previews. • Peek attempts to support previews for the most common file types, including those not currently supported by the system: • Cartfile, Podfile, .gitignore, .swiftlint.yml, .xcconfig, .swift, .c, .py, and many more. • Visit Peek's website for the most up-to-date list of compatible files.