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EZproxy: Remove the old proxy from a browser

Information about EZproxy, and instructions for creating bookmarklets.

Remove the old proxy from a browser

Unfortunately we are not able to provide step-by-step instructions for every operating system and browser version. If this page does not include instructions for your OS/browser version, please try searching the internet for instructions. Thank you.

Apple OS X (El Capitan, Yosemite, Sierra, High Sierra)

  1. Choose Apple menu > System Preferences, then click Network.
  2. Select the network service you use in the list, for example, Ethernet or Wi-Fi.
  3. Click Advanced, then click Proxies.
  4. Select Automatic Proxy Configuration.
  5. Delete http://proxy.lib.berkeley.edu/proxy.pac from the URL field.

Chrome in Mac OSX

  1. Open System Preferences.
  2. Under Internet & Wireless, click on the Network icon.
  3. Click on the Advanced button.
  4. Click on the Proxies tab.
    (You may need to log in with your Administrator password to make these changes)
  5. Under Select a protocol to configure:, choose Automatic Proxy Configuration. Even if this box is already checked, you may need to click on these words to make the Proxy Configuration File URL text box appear on the right side of the window.
  6. Remove http://proxy.lib.berkeley.edu/proxy.pac from the Proxy Configuration File URL box.
  7. Uncheck the Use Passive FTP Mode (PASV) box.
  8. Click OK to close the Proxies window.
  9. Click Apply, then close the Network window.
    (You may choose to click the lock icon at bottom left of window to prevent further changes)
  10. Close the Advanced window.

Chrome in Windows (Version 71.0.3578.98)

  1. Click the three vertical dots icon in the upper right (Customize and control Google Chrome).
  2. Click on Settings.
  3. Click on the Advanced link
  4. In the System section, click on Open proxy settings.
  5. This will open your computer's Internet Properties window.
  6. Click on the LAN settings button
  7. Uncheck the Use automatic configuration script box.
  8. Delete http://proxy.lib.berkeley.edu/proxy.pac from the Address box.
  9. Click OK to save your LAN settings.
  10. Click OK to close the Internet Properties window.
  11. Close the Google Chrome Settings tab/window.

Chromebook

  1. In Settings > Proxy delete the proxy URL: http://proxy.lib.berkeley.edu/proxy.pac
  2. Click the radio button for Direct internet connection

Edge in Windows 10

  1. Click on the windows start key and then settings.
  2. You will find the Proxy option highlighted under Network and Internet Settings bar, select it.
  3. In the box that says script address, delete http://proxy.lib.berkeley.edu/proxy.pac
  4. Click on the box that says Save.

Firefox Quantum (v. 64.0.2) in Windows

  1. Open the Firefox menu.
  2. Click on Options.
  3. In the Find in Options search box type in the word: proxy.
  4. Network Settings should display as the search result.
  5. Click on the Settings button.
  6. Delete http://proxy.lib.berkeley.edu/proxy.pac from the Automatic proxy configuration URL text box.
  7. Select the No proxy radio button.
  8. Click on OK.
  9. Close the Options tab.

Firefox in Mac

  1. Pull down the Firefox menu and select Preferences.
  2. Click on the Advanced icon.
  3. Click on the Network tab.
  4. Under Connection, click Settings.
  5. Click on No Proxy.
  6. Delete http://proxy.lib.berkeley.edu/proxy.pac

Internet Explorer 10 and 11 in Windows

  1. Click the Tools button.
  2. Click on Internet Options.
  3. Click on the Connections tab.
  4. Click LAN settings.
  5. Uncheck the box next to Use automatic configuration script.
  6. Delete http://proxy.lib.berkeley.edu/proxy.pac
  7. Click OK to save your LAN settings.
  8. Click OK to close the Internet Options window.

iPad, iPhone and iPod Touch

  1. Go to Settings.
  2. Select Wi-Fi.
  3. Select the Wi-Fi Network to which you are connected.
  4. In the Wi-Fi Networks window, tap on the arrow to the right of your Wi-Fi network name.
  5. Your IP Address selection should be DHCP.
  6. Scroll down to the bottom of the screen to HTTP Proxy.
  7. Under HTTP Proxy, select Off. This will also delete the proxy URL.

Safari in Mac OS X Leopard and earlier

  1. Pull down the Safari menu and select Preferences.
  2. Click on the Advanced icon.
  3. In the Proxies: option, click on Change Settings.
  4. System Preferences should start up automatically, with the Network window open and Proxies selected.
  5. (You may need to log in with your Administrator password to make these changes).
  6. Under Configure Proxies:, choose Using a PAC file.
  7. (You may need to scroll down the list to see this choice).
  8.  Remove http://proxy.lib.berkeley.edu/proxy.pac from the PAC File URL box.
  9. Uncheck the Use Passive FTP Mode (PASV) box.
  10. Click OK to close the Proxies window.
  11. Click Apply, then close the Network window.
  12. (You may choose to click the lock icon at bottom left of window to prevent further changes)
  13. Close the Advanced window.

Safari in Mac OS X Snow Leopard and later

  1. Pull down the Safari menu and select Preferences.
  2. Click on the Advanced icon.
  3. In the "Proxies:" option, click on Change Settings.
  4. System Preferences should start up automatically, with the Network window open and Proxies selected.
  5. (You may need to log in with your Administrator password to make these changes)
  6. Under Select a protocol to configure:, choose Automatic Proxy Configuration. Even if this box is already checked, you may need to click on these words to make the Proxy Configuration File URL text box appear on right side of window.
  7. Remove http://proxy.lib.berkeley.edu/proxy.pac from the Proxy Configuration File URL box.
  8. Uncheck the Use Passive FTP Mode (PASV) box.
  9. Click OK to close the Proxies window.
  10. Click Apply, then close the Network window.
  11. (You may choose to click the lock icon at bottom left of window to prevent further changes)
  12. Close the Advanced window.
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