On some occasions you may find that you'll need to clear your browsers Cache, Cookies and History when performing certain actions on your giffgaff account. You may also find that you could be advised to do so by a giffgaff agent or another giffgaff member.
If you're unsure on how to do so, then here's a little guide to help you;
AndroidGo to Settings and choose Apps or Application Manager.Swipe to the All tab.In the list of installed apps, find and tap your web browser. Tap Clear Data and then Clear Cache.Exit/quit all browser windows and re-open the browser.
Chrome for Android Touch Chrome menu > Settings.Touch (Advanced) Privacy.Touch Clear browsing data.Exit/quit all browser windows and re-open the browser.
Safari (Apple iOS)
The following steps apply to the newest version of Mobile Safari for iOS. If you need instructions for older versions, you might find them in Apple Support's Safari web settings on your iPhone, iPad, or iPod touch
.Open your Settings app.Tap Safari.Tap Clear History and Website Data and confirm.Exit/quit all browser windows and re-open the browser.
Chrome for iOSTouch Chrome menu > Settings.Touch Privacy.Choose the data type you want to clear.Touch Clear.Exit/quit all browser windows and re-open the browser.
In the browser bar, enter:chrome://settings/clearBrowserDataSelect the following:Browsing historyDownload historyCookies and other site and plug-in dataCached images and files
From the Obliterate the following items from: drop-down menu, you can choose the period of time for which you want to clear cached information. To clear your entire cache, select the beginning of time.Click Clear browsing data.Exit/quit all browser windows and re-open the browser.
From the History menu, select Clear Recent History.
If the menu bar is hidden, press Alt to make it visible.From the Time range to clear: drop-down menu, select the desired range; to clear your entire cache, select Everything.Next to "Details", click the down arrow to choose which elements of the history to clear; to clear your entire cache, select all items.Click Clear Now.Exit/quit all browser windows and re-open the browser.
Microsoft EdgeIn the top right, click the Hub icon (looks like three horizontal lines).Click the History icon, and then select Clear all history.Select Browsing history, then Cookies and saved website data, and then Cached data and files. Click Clear.After the "All Clear!" message appears, exit/quit all browser windows and re-open the browser.
If you want to know how to do this with other browsers, please comment below.
All the best,