Wix Apps: Supported File Types for the Wix File Share App
The Wix File Share app supports all the files types and sizes listed here, plus the additional ones listed below.Important:
You cannot upload password-protected files. Files over 500MB will not be accepted.ImagesVideosAudioOther MediaClick an image type below to learn more about the supported files and size limits.Site imagesSupported files: 
JPG, PNG, GIF, JPEG, JPE, JFIF, BMP, HEIC, HEIF, TIFF, TIF, WEBP, JPEG 2000 and RAW. The following JPEG 2000 file formats are supported: .jp2, .jpg2, .j2k, .jpf, .jpm, .j2c, .jpc, .jpx The following RAW file formats are supported: .arw, .srw, .nef, .cr2, .cr3, .crw, .rwl, .rw2, .raw, .raf, .pef, .orf, .mrw, .dng, .sr2, .srf, .kdc, .k25, .dcr, .x3f, .erf, .3fr  Animated WEBP images are currently not supported and convert to static imageFile size limits:
Images: 25MB GIFs: 15MBBackground imagesSupported files: JPG, PNG, GIF, JPEG, JPE, JFIF, BMP, HEIC, HEIF, TIFF, TIF, and WEBPFile size: At least 3000 x 3000pxClick a video type below to learn more about the supported files and size limits.VideosSupported files: AVI, MPEG, MPG, MPE, MP4, MKV, WebM, MOV, OGV, VOB, M4V, 3GP, DivX, XVID, MXF, WMV, M1V, FLV, M2TSFile size limit: 
500MB Recommended resolution 1920 x 1080pxBackground videosSupported files: AVI, MPEG, MPG, MPE, MP4, MKV, WebM, MOV, OGV, VOB, M4V, 3GP, DivX, XVID, MXF, WMV, M1V, FLV, M2TSFile size limit: 
500MB Recommended resolution 1920 x 1080pxNote: We do our best to accommodate any aspect ratio that you upload. However, there is no guarantee that your video will look correct or play properly if you upload a particularly unusual aspect ratio, such as 19:321.Transparent videosSupported files: Apple Animation (MOV), Apple ProRes 4444 (MOV), PNG Sequence (MOV), GoPro Cineform (MOV), AVI uncompressed (AVI), vp6a Flash Video (FLV), vp8 & vp9 (+alpha) (WebM)File size limit: 500MBWix VideoSupported files: All popular video formats (Quicktime, AVI, MP4 etc.) Learn MoreFile size limit: Video: 500MB per video file or 10 minutes length maxClick an audio type below to learn more about the supported files and size limits.Audio (Wix Audio Player)Supported files: MP3, WAV, FLAC, M4A, WMA, AAC, AIF and AIFFFile size limit: 
50MB.  Number of channels: 1 (mono) or 2 (stereo)Wix MusicSupported files: WAV, FLAC, M4A (Apple Lossless) & MP3. File size limit: 360MBMusic Mini Player File size limit: 50MB/MP3Click a media type below to learn more about the supported files and size limits.Vector artSupported files: SVG. 
Make sure the SVG files you upload don't contain embedded images (JPG, PNG, etc.). Check that the SVG files you upload contain visual content, otherwise, the upload will fail.File size limit: 250KBIconsSupported files: ICOFile size limit: 25MBArchivesSupported files: ZIP, RAR, TAR, TAR.GZ, GZ, GZIP, JAR, 7Z, FGZ and WEBARCHIVEFile size limit: 500MBDocumentsSupported files:
MS Office: DOC, DOCX, DOCB, DOT, DOTX, XLS, XLSX, XLT, XLTX, PPT, PPTX, POT, POTX, PPS, PPSX Desktop Publishing: PDF, XPS, OXPS, PUB Data: CSV Text: TXT, RTF, JSON OpenOffice: ODT, OTT, ODS, OTS, ODP, OTP, ODG Apple iWork: PAGES, NUMBERS, KEY Contacts & Calendar: VCF, ICS, ICAL, ICALENDAR, IFB e-books: EPUB, MOBI Graphics: PSD, AI, INDD, FLA, EPS, XCF, CDR CAD: DWG GPS: GPX, KML, KMZ Code/Programming: IPYNBFile size limit: 25MB 3DSupported files: .gltf, .glbFile size limit: 25MB