Von der 32-Bit-Version zum 64-Bit-Firefox wechseln

[[Template:WindowsOnly]] The 64-bit version of Firefox can provide better performance than the 32-bit version. Want to switch to the 64-bit version of Firefox? Just install the 64-bit version and uninstall the 32-bit version. Your [[Profiles - Where Firefox stores your bookmarks, passwords and other user data|Firefox user data]] (passwords, bookmarks, settings, [[Find and install add-ons to add features to Firefox| extensions and themes]], etc.) will not be removed. {warning}'''Warning:''' * 64-bit Firefox requires a 64-bit version of Windows 7 or higher. To find out if you are running a 64-bit version of Windows, visit [https://support.microsoft.com/en-us/kb/827218 this Microsoft article]. * [[Flash Plugin - Keep it up to date and troubleshoot problems|Adobe Flash]] and [[Use the Silverlight plugin to play audio and video|Microsoft Silverlight]] are the only [[Use plugins to play audio, video, games and more|plugins]] supported.{/warning} <!--Localizers: replace English%20(US) with your language--> # Go to [https://www.mozilla.org/en-US/firefox/all/#de this Mozilla Firefox download page] and click on the '''Windows 64-bit''' download link. #;[[Image:Firefox 64-Bit Download]] # Run the setup file you've just downloaded and follow the prompts to install the 64-bit version of Firefox. # Close Firefox. # Now it's time to remove the 32-bit version. Open the Windows {menu Start} menu and click on {for not win7}{menu Settings}{/for}{for win7}{menu Control Panel}{/for}. Open the {for not win7}{menu System}{/for}{for win7}{menu Programs}{/for} panel, then select the {for not win7}{menu Apps & features} tab{/for}{for win7}{menu Programs and Features} panel{/for}. # Scroll down the list of {for not win7}apps{/for}{for win7}programs{/for} until you find the '''Mozilla Firefox''' item that contains '''x86''' in the name. Select it, and click {button Uninstall}. # Follow the prompts in the Uninstall Wizard to complete the removal of the 32-bit version.

The 64-bit version of Firefox can provide better performance than the 32-bit version. Want to switch to the 64-bit version of Firefox? Just install the 64-bit version and uninstall the 32-bit version. Your Firefox user data (passwords, bookmarks, settings, extensions and themes, etc.) will not be removed.

1. Go to this Mozilla Firefox download page and click on the Windows 64-bit download link.

   

2. Run the setup file you've just downloaded and follow the prompts to install the 64-bit version of Firefox.
3. Close Firefox.
4. Now it's time to remove the 32-bit version. Open the Windows Start menu and click on SettingsControl Panel. Open the SystemPrograms panel, then select the Apps & features tabPrograms and Features panel.
5. Scroll down the list of appsprograms until you find the Mozilla Firefox item that contains x86 in the name. Select it, and click Uninstall.
6. Follow the prompts in the Uninstall Wizard to complete the removal of the 32-bit version.