To maintain the privacy and security of your information, it is recommended that you clear your browser cache on a regular basis. The following brief guide will help you to clear the cache on various devices and browsers:

• Chrome browser: For all operating systems
• Edge browser: For Windows systems
• Firefox browser: For all operating systems
• Safari for Mac: For Mac OS
• Safari for iOS: iPhone, iPad, iPod touch
• To troubleshoot issues with any site, always exit your browser completely after clearing your cache before attempting to access the site again. In Windows, close all your browser windows; in Mac OS X, quit (Command-q) your browser.

Chrome

1. Click the 3 dots in the upper right corner of the browser.
2. Choose Clear Browsing Data. 
3. Choose the time range All Time (recommended) or lesser time frame in the "Clear the Following Items From" field.
4. Select all items (recommended) (e.g., Browsing history, Cookies and other site data, Cached images and files).
5. Click Clear Data. 

Edge

1. Click the 3 dots in the upper right corner of the browser.
2. Choose Settings，then choose Privacy, Search and Service.
3. Under Clear Browsing Data choose what to clear.
4. Select the items you wish to clear (e.g., Browsing History, Cookies and Saves Website Date, Cached Data and Files, Downloaded History and Form Data).
5. Click Clear.

Firefox

1. Click the menu button (usually three horizontal lines or three dots) in the upper right corner of the screen.
2. Select Settings, then click Privacy & Security in the left menu bar.
3. Scroll down to the "Cookies and Site Data" section and click the "Clear Data" button.
4. Select "Clear cached pages and content" or "Clear both cookies and website data", confirm your selection, and click "Clear".

Safari for Mac

1. Click the Safari menu, then Clear History.
2. In the Clear field choose All History.
3. Click Clear History.

Mobile Safari for iOS (iPhone, iPod touch, iPad)

To clear cache and cookies:

1. From the home screen, Select Settings > Safari.
2. At the bottom of Safari's settings screen, Select Clear cookies and data or Clear Cookies and Clear Cache.
3. Confirm when prompted.

To clear history:

1. From the home screen, tap Safari.
2. At the bottom of the screen, tap the Bookmarks icon.
3. In the lower left, tap Clear.
4. Tap Clear History.