When visiting a website for the first time, your device will seem to load slow. The reason for this is because of device "Caching". Caching stores in the data storage layer so that future requests for that data are served up faster when visiting again. Because of this, stored data needs to be cleared to ensure that you are viewing the latest of content when changes are made. You can find the detailed instructions on how to clear cache in different browsers for mobile devices below:
Android
1. Launch your browser, usually, it is Chrome.
2. Open the Menu and select Settings:
3. Navigate to the Privacy menu and select Clear Browsing Data:
iOS (Apple)
1. From the home screen, tap the Settings button:
2. On the Settings screen tap the Safari button:
3. Under the Privacy section, tap the Clear Cookies and Data button:
4. On the confirmation screen, tap Clear Cookies and Data: