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Docs | Upload and preview files

Upload files

Use one of the following ways to upload files to Docs.

Move your mouse over the file card. Click Save to Drive to upload the file to Docs.

1. Drag and drop your files to the homepage to upload them.

2. Click Upload on the top right corner of Docs homepage, then select the local files to upload.

Once successfully uploaded, the files will appear in My Space and Recent.

Docs supports uploading many file formats. You can upload a single file as large as 4GB.

Docs supports previewing many file types. The formats listed below can be previewed on Lark desktop and mobile apps.

File Type	File Format
Docs	doc, docx, dot, dotx, txt, rtf
Sheet	xls, xlsx, xlsm, csv
Slide	ppt, pptx, pps, ppsx, pot
Image	png, jpg, jpeg, gif, ico, bmp, svg, webp sketch
PDF	pdf
Video	3gp, 3gpp, 3gpp2, asf, dv, m2t, m4v, mkv, mpe, mpg, mts, rm, ts, vob, mp4, mov, ogv, webm, avi
Audio	mp3, aac, ogg, wav, flac
Programming	C, JSON, JAVA

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