Accepting File Uploads Like Xls and Pdf

Do yous desire to allow additional file types to be uploaded to your forms? Allowing more file formats to exist uploaded to your site can provide more than convenience for you lot and your users.

In this tutorial, we'll evidence you how to add different file extensions, without compromising the security of your site.

• File Types Allowed By Default
• Calculation Boosted File Upload Types
  • Using Preset File Types
  • Adding Custom File Types
  • Allowing Multiple MIME Types
• Tips for Securing WordPress File Uploads
• Often Asked Questions

Note: Are you looking for instructions on creating a file upload form? Then be certain to check out our guide to the File Upload field for all the details.

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File Types Allowed By Default

For security reasons, WordPress only allows certain types of files. The default file formats include:

• Images similar .png, .gif, .jpg
• Documents such as .doc, .xls, .ppt, .pdf
• Audio similar .wav, .mp3, .mp4
• Video like .mpg, .mov, .wmv

Please note that some of the file types beneath practise have the potential to be misused. That'southward why WordPress doesn't enable them by default.

• Images such every bit .svg, .bmp
• Documentslike .psd, .ai, .pages
• Code files such every bit .css, .js, .json
• Video like .flv, .f4l, .qt

Adding Additional File Upload Types

To configure your site to have additional file formats, you lot'll demand to install File Upload Types, a gratuitous WordPress plugin past WPForms.

Note: For details on how to add a plugin to your site, exist certain to bank check out WPBeginner's guide on installing plugins.

Using Preset File Types

Once you've installed the File Upload Types plugin, in your WordPress admin area go to Settings » File Upload Types.

On this page, you lot can add preset file types by checking the box adjacent to the file type.

Once you've selected the file types you'd like to add, click the Salve Settings button to save your changes.

Adding Custom File Types

If you lot'd like to include a file format that is not found in the preset listing, you can add your own.

To do this, scroll downwards to the Add CUSTOM FILE TYPES section. Then, you'll need to specify a file format. This is done through 3 fields:

• File Clarification: The proper name of the file blazon. This will only be visible in your File Upload Types settings, so you can add whatsoever details that make sense to yous.
• MIME Type: The category and data type represented by the new file type.
• Extension: The extension type that will exist associated with this file (e.g., .jpg, .docx, etc.).

Note: MIME is a form of file identification on the web. For more than details on MIME, you tin check out Mozilla'southward documentation for a complete list of mutual MIME types. To make up one's mind what MIME type a file is, y'all can use an online file checker.

Equally an example, here are the fields with the information for a YAML file type:

You tin can also add multiple custom file types by clicking on the plus (+) icon. If you'd like to remove a file type, click the trash can icon.

In one case you've filled in all these details, click on the Save Settings button to apply the settings to your site.

Allowing Multiple MIME Types

If you're adding a file blazon that has several aliases or possible MIME types, y'all tin also add these into the MIME Types field. This is especially helpful to ensure the proper uploading of files that may take the aforementioned extension, but dissimilar MIME types.

Notation: If you lot're not certain if your file type has aliases, you tin can check out this reference guide for a partial listing.

In lodge to utilise this feature, yous'll need to click the Enable multiple MIME blazon back up option within the plugin.

Note: If you don't see this banner in your plugin, this means this option is already enabled on your site.

Once y'all've enabled this feature, yous can then add together aliases to the MIME Type field, separating each type by a comma.

For example, nosotros'll add the awarding/photoshop, application/psd, and prototype/photoshop aliases for a Photoshop file:

In one case those settings are added, brand sure to click the Salvage Settings push to apply the settings to your site.

Tips for Securing WordPress File Uploads

Information technology may be convenient to permit users to upload all sorts of file formats, however, this tin lead to security issues. You can keep your site more secure while allowing for specific upload types past following these tips:

• Requiring users to be registered and logged in to submit your form.
• Limiting file upload types to only those that you actually need.
• Limiting the file upload size.

Often Asked Questions

I added my additional file blazon, merely I'm nevertheless seeing the following error:

File type not immune

In this instance, you'll desire to be sure that the file you're trying to upload has a MIME type that matches the one you've added to your site. You lot can quickly and easily check your file'due south MIME type to be sure its type matches.

If your MIME type matches and yet won't upload, it's important to know that WPForms does blacklist sure file types. Some file types will be blocked from being uploaded, even if they've been added using the File Upload Types plugin. The complete list of file types are:

ade	adp	app	asp
bas	bat	cer	cgi
chm	com	cpl	crt
csh	csr	dll	drv
exe	fxp	flv	hlp
hta	htaccess	htm	html
htpasswd	inf	ins	internet service provider
jar	js	jse	jsp
ksh	lnk	mdb	mde
mdt	mdw	msc	msi
msp	mst	ops	pcd
php	pif	pl	prg
ps1	ps2	py	rb
scr	sct	sh	shb
shs	swf	tmp	torrent
url	vb	vbe	vbs
vbscript	wsc	wsf	wsh
dfxp	onetmp

That'due south it! You can at present allow users to upload additional file types using your file upload form.

Do you want more tips for securing your site? Then exist sure to check out our complete guide to WPForms security for all the details.

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Source: https://wpforms.com/docs/how-to-allow-additional-file-upload-types/