FIX: Can’t establish secure connection Dropbox error


Vladimir Popescu
by Vladimir Popescu
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screen - dropbox error can't establish secure connection

A large number of users have encountered the error Can’t establish secure connection inside Dropbox.

Because all Dropbox connections are established using SSL (Secure Sockets Layer), any sort of issue with the SSL certificates can cause the above-mentioned error to appear.

Because we know how important it is for you to be able to connect to Dropbox, in today’s article we will explore some of the best proven methods to solve this issue.

Please follow the methods presented here carefully to avoid causing any issues.


How can I fix Can’t establish secure connection Dropbox error?

1. Try using the web version of Dropbox

UR browser Can't establish secure connection Dropbox

This is a quick workaround, but it might be helpful to some users. Simply use your web browser to access Dropbox and check if that helps.

You can use any browser for this purpose, but if you’re looking for a secure and reliable browser, your best option would be UR Browser.


UR Browser is the best privacy-oriented browser. Here’s everything you need to know!


2. Make sure your computer’s date and time are set correctly

clock with laptop - dropbox error can't establish secure connection
Because your computer will compare the system date with the expiration date of the SSL certificate, it is crucial that these two settings match.

In the case that they don’t match, the error Can’t establish a secure connection will appear. In order to correct this, you will need to follow these steps:

  1. Right-click the Clock from your Windows 10 taskbar -> choose the option Adjust date/time from the menu.
  2. Inside the newly opened window -> select Date & time from the left side menu.
  3. Make sure both Set time automatically, and also the Set time zone automatically options are enabled.
  4. If the options are enabled but your system can’t access the internet, deactivate the options mentioned above -> press the Change button -> set the time manually.

Did Dropbox stop syncing in Windows 10? Try these methods


3. Make sure your firewall and antivirus software is not blocking the Dropbox service

Antivirus software is known for blocking any unauthorized internet services, the chances that these ports are blocked is high. Please make sure to add Dropbox to the whitelist of your antivirus software.

If you’re using the Windows Defender firewall, follow these steps to whitelist Dropbox:

  1. Click on the Cortana search box inside your taskbar -> type Windows Defender -> choose the first option from the results.
  2. Click Firewall & network protection.
  3. Select Allow an app through firewall -> Change settings.allow an app through firewall - dropbox error can't establish secure connection
  4. Select Dropbox from the list.
  5. Allow both Private and Public access for this app by ticking the respective boxes.
  6. Click Ok to save and apply the changes.

4. Make sure your default proxy settings are correct

user with laptop side - dropbox error can't establish secure connection
Because Dropbox uses standard internet port (80 and 443) to perform the data transfers, it is very important that those ports are open for connections.

Some applications end up changing your default proxy settings when installed.

Follow these steps to check:

  1. Click the Dropbox icon inside your system tray.
  2. Select Preferences.
  3. Click on the Network tab -> make sure your proxy settings are set correctly under the Proxy Settings section.

Conclusion

In today’s fix article we explored the best methods to deal with the error Can’t establish connection inside Dropbox.

We hope that these steps have proven useful for your issue. We would love to know if it did, and also if you have any suggestions.

Please feel free to let us know by leaving a comment inside the comment section below.

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