How to enable, disable, or clear your browser's "Web Storage" cache

This is used, for example, to remember the number of days shown in the Booking Grid between sessions, or the sort order of bookings on the Pending Booking Requests screen, or the last selected settings tab on the Manage MIDAS options screen, and so forth.

Most modern web browsers have "Web Storage" capabilities enabled by default. However, if you (or your IT administrator) have disabled these features, or you'd like to clear (delete) the existing "Web Storage" data cache currently stored in your browser by MIDAS, then read on...

To clear Web Storage in Chrome:

• Select "More tools → Clear browsing data" from the menu, or type chrome://settings/clearBrowserData in the address bar.
• In the resulting dialog, select a time range of "All time", check the "Cookies and other site data" option, and click "Clear data".
• Note: This will remove cookies in addition to Web Storage data, as the browser currently doesn't provide a friendly way to clear Web Storage data without also affecting cookies.

To enable or disable Web Storage in Chrome:

• Type chrome://settings/content/siteData in the address bar.
• On the subsequent screen select "Allow sites to save data on your device" or "Allow sites to save data on your device" to enable/disable.
• Note: This will affect both Web Storage and cookies. Chrome doesn't currently provide a way to enable or disable Web Storage separately to cookies.

To clear Web Storage in Safari:

• Select Preferences → Privacy → Manage Website Data... → Remove All.
• Note: This will remove cookies in addition to Web Storage data, as the browser currently doesn't provide a friendly way to clear Web Storage data without also affecting cookies.

To enable or disable Web Storage in Safari:

• Select Preferences → Privacy → Cookies and website data → Block all cookies.
• Note: This will affect both Web Storage and cookies.

To clear Web Storage in Edge:

• Select Settings → Privacy, search and services → Clear browsing data → Choose what to clear, or type edge://settings/clearBrowserData in the address bar.
• Select a time range of "All time", check the "Cookies and other site data", and click "Clear now".
• Note: This will remove cookies in addition to Web Storage data, as the browser currently doesn't provide a friendly way to clear Web Storage data without also affecting cookies.

To enable or disable Web Storage in Edge:

• Select Settings → Cookies and site permissions or type edge://settings/content/cookies in the address bar.
• On the subsequent screen select "Allow all cookies" or "Block all cookies" to enable/disable.
• Note: This will affect both Web Storage and cookies. Edge doesn't currently provide a way to enable or disable Web Storage separately to cookies.

To clear Web Storage in Firefox:

• Select Settings → Privacy & Security → Cookies and Site Data → Clear Data.
• In the resulting dialog, check "Cookies and Site Data", and click "Clear".
• Note: This will remove cookies in addition to Web Storage data, as the browser currently doesn't provide a friendly way to clear Web Storage data without also affecting cookies.

To enable or disable Web Storage in Firefox:

• Type about:config in the address bar to view advanced settings (you may need to click an "Accept the Risk and Continue" button in order to view settings).
• Search for "dom.storage.enabled", and double-click on the entry (or use the adjacent toggle button) to toggle its enabled (true) or disabled (false) state.

To clear Web Storage in Opera:

• Select "Easy setup → Browsing data →" or type opera://settings/clearBrowserData in the address bar.
• In the resulting dialog, select a time range of "All time", check the "Cookies and other site data" option, and click "Clear data".
• Note: This will remove cookies in addition to Web Storage data, as the browser currently doesn't provide a friendly way to clear Web Storage data without also affecting cookies.

To enable or disable Web Storage in Opera:

• Type opera://settings/cookies in the address bar.
• On the subsequent screen select "Allow all cookies" or "Block all cookies" to enable/disable.
• Note: This will affect both Web Storage and cookies. Opera doesn't currently provide a way to enable/disable Web Storage separately to cookies.

To clear Web Storage in Internet Explorer:

• Select Tools → Internet Options → General → check "Delete browsing history on exit", click on Delete, check "Cookies and saved website data", click on Delete once more and then restart your browser for changes to fully take effect.
• Note: This will remove cookies in addition to Web Storage data, as the browser doesn't provide a friendly way to clear Web Storage data without also affecting cookies.

To enable or disable Web Storage in Internet Explorer:

• Select Extras → Internet Options → Advanced Tab → Go to Security → uncheck "Enable DOM-Storage".