Try "Firefox 91" -Enhanced cookie Clearing (enhanced cookie deletion) function
Figure 1 Update to Firefox 91
Firefox 91 after the update is as shown in Fig. 2.
When installing a new Firefox 91, download the installer from the Firefox web page (Fig. 3).
Click [Download now] and double -click the saved file to start installation (Fig. 4).
Follow the instructions on the screen and proceed with the installation.In the following, let's look at some of the new features and some changes.
New features of Firefox 91
Subsequently, it is a new function, but this release has added the following new functions.
First, it is a function introduced in Firefox 86, as a Total Cookie Protection.For each website, history information such as cookies has been saved in cookie jar.As a result, tracking on the cross site is difficult.
Enhanced Cookie Clearing (enhanced cookie deletion) further develops the Total Cookie Protection and deletes more strict cookies.To be specific, many websites may have other website content, such as Facebook likes buttons.In the previous Firefox, the content loaded on another website has been treated as a "site different from the site being browsed."Therefore, even if you delete cookies on the website currently being browsed, cookies on other website content (like buttons, etc.) will remain.In other words, even if a user deletes a cookie to refuse tracking from a specific site, the tracker is treated as another website and tracking.
In Enhanced Cookie Clearing, Facebook.Delete all of the remaining history data, including the COM likes buttons.In addition to Cookie and LocalStorage (LocalStorage), the traces of the website can be easily erased from Firefox to delete website settings and cash data such as HTTP cache at once.In order to enable this function, it is necessary to set the enhanced tracking prevention function to the Strict mode.
In Firefox 91, the total number of cookies stored in cookie jar for each website is displayed.[Cookies and Site Data] → [Manage Data] in [Privacy and Security] Displays cookies and site data.
Cookies can be deleted from Fig. 6, but each website can be selected from [History] of the burger button and can be performed from [Erase the history of this site] in the menu.
The resurrected printing function is [Simplify the page], but as shown in FIG. 8, it is printed in a form close to the displayed Web page.
If you select [Pages Page] in the menu, it will be as shown in Fig. 9.
Indeed, you can see that it is simplified.
Security update
Although it is a security update performed at the same time, 12 modified vulnerabilities are based on CVE number.The breakdown of the serious degree of degree is eight of the second "high" from the top, two "Moderate" from the top, and one lowest "Low".
In "High"
It is.There is no highest level of "Critical", but you should update early.
In addition, extension support version for corporations based on Firefox 91 Firefox 91.0 ESR has also been released.If there is no problem, you should move from Firefox 78 ESR.
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