Functionality and Performance - Clearing browser cache can speed up browsing experience by providing a clean slate [2] - Overfilled cache, especially with outdated website information, can slow down website loading speed [2] - Clearing cache may log users out of websites [2] - Frequency of clearing cache depends on usage and website update frequency, potentially every 3 months [9][10] Procedure on Different Browsers - Chrome: Open app, select three dots, settings, privacy and security, delete browsing data, select time range, check cookies and cached images, delete [4][5] - Safari: Open settings app, select Safari, history and website data, clear history and data, choose time range [6] - Firefox: Open menu, settings, data management, website data, clear all website data or specific data types [7][8] Cross-Device Implications - Clearing cache in Chrome with syncing enabled will clear cache on desktop as well [5] - Clearing Safari cache may affect all devices logged into the same iCloud account [7]