Error "HTTP 403 Forbidden" when trying to access Isabel 6

1. PC : push the keyboard combination CTRL + SHIFT + DEL.
   Mac : push the keyboard combination CMD + SHIFT + backspace.
   
2. Next to Time range select All time.
3. Make sure you do not clear your saved passwords of the browser
4. Click CLEAR DATA.

1. Click the Library icon located in the top-right corner and select History.
2. Select Clear Recent History...
3. Next to Time range to clear select Everything.
   
4. Click Clear Now.
   

1. push the keyboard combination CTRL + SHIFT + DEL.
2. Make sure you do not clear your saved passwords of the browser
3. Click Clear.

1. Click Safari in the menu bar in the top left corner and select Clear History...
2. Next to Clear select all history.
   
3. Click Clear History.
4. Click Safari in the menu bar in the top left corner and select Preferences > Advanced.
5. Tick Show Develop menu in menu bar.
   
6. Click the Develop menu > Empty Caches.

1. Click on the 3 vertical dots in the upper right corner.
2. Click "More tools"
3. Click "Extensions"
4. Click "Remove" on the Isabel Security Components add-on
5. Click "Remove" to confirm
6. Go https://www.isabel.eu/download
7. Follow the steps to install the extensions
   

1. Click on the 3 horizontal lines in the upper right corner.
2. Click "Add-ons and teams"
3. Click on the 3 dots at the right handside and then "Remove"
4. Click "Remove" to confirm
5. Go https://www.isabel.eu/download
6. Follow the steps to install the extensions
   

1. Click on the 3 horizontal dots in the upper right corner.
2. Click "Extensions"
3. Click "Manage Extensions"
   
4. Click "Remove" on the Isabel Security Components add-on
5. Click "Remove" to confirm
6. Go https://www.isabel.eu/download
7. Follow the steps to install the extensions.

The Isabel extensions of Safari are shipped together with the installation package.

Uninstall the Security Components

Go to https://www.isabel.eu/download to download and install again