Why can't Google Chrome drag files to the web page for upload? Why does Google Chrome fail to drag and upload?

First, confirm whether the webpage supports the drag-and-drop upload function, check whether there is a drag-and-drop area and test other websites; then close browser extensions that may interfere; clear the browser cache and cookies; ensure that the drag-and-drop function is enabled through chrome://flags; check system file permissions and security software restrictions, and run the browser as an administrator if necessary; finally update or reinstall Google Chrome to the latest version.

If you try to drag a file from your local device to a webpage in Google Chrome for upload, but the operation does not take effect or the upload fails, it may be due to issues with browser settings, webpage compatibility, or system permissions. Here are the specific steps to troubleshoot and resolve this issue.

Running environment of this article: Dell XPS 13, Windows 11

1. Check whether the web page supports the drag and drop upload function

Not all web pages implement the interactive function of dragging and dropping files. Even if the browser supports this operation, if the target website does not develop corresponding logic, dragging the file will not trigger the upload behavior.

1. Confirm that there is an obvious "drag and drop upload area" on the current web page. Usually the page will display prompt text such as "Drag files here".

2. Try to use the "Select File" button provided on the webpage to upload. If this method works normally, it means that the problem lies in the drag and drop function itself.

3. Visit a website that is known to support drag-and-drop uploading (such as Gmail or DingTalk) and test whether the dragged file responds to determine whether it is a problem with a specific website.

2. Close browser extensions

Certain browser extensions (such as ad blockers, script management tools) may interfere with the event listening mechanism of web pages, thereby preventing drag and drop operations from being correctly recognized.

1. Click the three-dot menu in the upper right corner of the browser and select "Extensions".

2. Enter the "Manage Extensions" page and temporarily close all installed extensions , especially ad filtering and security protection plug-ins.

3. Reload the target webpage and try dragging the file to upload again.

4. If the problem is solved, you can enable extensions one by one to locate specific conflicting plug-ins.

3. Clear browser cache and cookies

Corrupted or expired cached data may cause webpage scripts to load abnormally, affecting the normal operation of the drag-and-drop upload function.

1. Press the Ctrl Shift Delete key combination to open the Clear Browsing Data panel.

2. Select "All time" for the time range, and check "Cookies and other website data" and "Cached images and files".

3. Click the "Clear Data" button to complete the operation.

4. Restart Google Chrome and test the drag-and-drop upload function again.

4. Enable or reset browser flag settings

Some underlying functions may be disabled due to experimental settings. You can restore the default behavior by adjusting Chrome's flags parameter.

1. Enter chrome://flags in the address bar and press Enter.

2. Enter keywords related to "Drag and Drop" in the search box.

3. Find an option such as "Enable drag and drop" or a similar name, and make sure its status is "Enabled" or set to "Default".

4. Restart the browser for the changes to take effect.

5. Check operating system file permissions and security policies

Operating system-level permission restrictions may prevent the browser from reading local file contents, causing drag and drop operations to fail to transfer data.

1. Confirm that the dragged file is located in a directory that the user has read permission to avoid dragging files from protected folders (such as system directories).

2. Check whether third-party security software (such as anti-virus software or firewall) blocks Chrome from accessing the file system.

3. Right-click the Google Chrome shortcut and select "Run as administrator" to test whether the upload can be successful.

6. Update or reinstall Google Chrome

Older versions of browsers may have known drag event handling flaws. Updating to the latest version can fix such problems.

1. Click the three-dot menu in the upper right corner of the browser and select "Help" → "About Google Chrome".

2. Wait for the automatic update check and completion of installation to ensure that the version number is the latest .

3. If the problem still cannot be solved, you can uninstall the current browser, go to the official website to download the latest installation package and reinstall it.

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