Guides
指南
在瀏覽器中安全處理檔案的實用指南與見解。每篇文章皆直接連結至對應工具。
How to Try Repairing Corrupted Photos and Documents (In Your Browser)
How to diagnose and attempt to repair PNG/JPG photos or DOCX/XLSX documents that suddenly won't open — processed 100% inside your browser, never uploaded.
How to Reduce Photo File Size — Without Wrecking Quality (In Your Browser)
How to shrink large photos that keep hitting email and upload limits, with minimal quality loss — by changing format and quality, all inside your browser.
Can You Convert a PDF to Word? What Works in the Browser — and What Doesn't
Why converting a PDF into an editable Word file is so tricky, and the practical way to safely extract or summarize its text right in your browser.
How to Password-Protect a PDF (and Unlock It) in Your Browser
How to add an open password to sensitive PDFs, and remove it again with a password you know — with the file and password never leaving your browser.
How to Turn a Video into a GIF (In Your Browser, No Upload)
How to turn short video clips into looping GIFs — converted inside your browser without uploading the video. Includes when a GIF fits and when a video is better.