Ccleaner For Mac Os Sierra

This Mac cleaner for macOS High Sierra can help Mac users easily and quickly find issues on Mac and fix them. The interface is clean and simple. 4 Mac cleaner for macOS High Sierra - Mac Uninstaller. AppUninser is a powerful Mac uninstaller. It can help Mac users uninstall Mac.

CCleaner (for Mac ) By Jeffrey L. 10 Things You Need to Know About macOS Sierra. OS X is dead, long live macOS Sierra. Apple's newest desktop operating system, OS X 10.11, comes. Introducing CCleaner for Mac - Learn about the basics of CCleaner for Mac, and what it can do for you. Using CCleaner for Mac - Find out how to run every aspect of CCleaner for Mac. CCleaner for Mac Rules - Explore what each option in the Mac OS X and Applications tabs and how you can customize it to fit your needs. CCleaner for Mac Settings - Learn about CCleaner for Mac's other options.

Check compatibility

You can upgrade to macOS Sierra from OS X Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8.8GB of available storage space.

MacBook introduced in late 2009 or later
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later

To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with macOS Sierra, the installer will let you know.

Make a backup

Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.

Get connected

It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.

Download macOS Sierra

For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system.

If you still need macOS Sierra, use this link: Download macOS Sierra. A file named InstallOS.dmg will download to your Mac.

Install the macOS installer

Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallOS.pkg.

Follow the onscreen instructions, which will guide you through the steps necessary to install.

Begin installation

After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install macOS Sierra.

Click Continue and follow the onscreen instructions. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.

Allow installation to complete

Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs both macOS and related updates to your Mac firmware.

Learn more

  • If you have hardware or software that isn't compatible with macOS Sierra, you might be able to install the previous version, OS X El Capitan.
  • macOS Sierra won't install on top of a later version of macOS, but you can erase your disk first or install on another disk.
  • You can use macOS Recovery to reinstall macOS.

Version History

v1.18.30 (06 Oct 2020)

Please note we have patched version 1.18.28 to 1.18.30 to fix a stability issue with CCleaner's update mechanism.

This latest CCleaner for Mac release brings support for the latest versions of macOS, stability fixes, and big improvements to accessibility.

General

  • Added support for macOS Catalina and Big Sur

Stability

  • Fixed a crash when using Large File Finder or Duplicate File Finder

Accessibility

  • Greatly improved support for VoiceOver so that people with visual impairments who use assistive technology can navigate quickly and intuitively through the app
  • Updated color contrast throughout the user interface to make text, icons, and buttons more readable for people with color vision deficiency

v1.18.28 (23 Sep 2020)

This latest CCleaner Mac release brings support for the latest versions of macOS, stability fixes and big improvements to accessibility.

General

Ccleaner For Macbook

Added support for macOS Catalina and Big Sur

Stability

  • Fixed a crash when using Large File Finder or Duplicate File Finder
Ccleaner For Mac Os Sierra

Accessibility

Ccleaner For Mac

  • Greatly improved support for Voiceover so that people with visual impairments who use assistive technology can navigate quickly and intuitively through the app
  • Updated colour contrast throughout the user interface to make text, icons and buttons more readable for people with colour vision deficiency

v1.17.603 (22 Aug 2019)

*NEW* Large File Finder

  • A new feature to scan for files above a specified size. These can then be selected and securely deleted

macOS:

  • Added cleaning support for MacOS Catalina Beta

Browser Cleaning:

  • Firefox: Improved Cookies and Site Data cleaning
  • Safari: Improved Last Session cleaning Bug Fixes

Bug Fixes:

  • Fixed a bug which caused a blank amount of cleaned data in some Smart Cleaning popups
  • Fixed a bug which caused some users to be navigated to the wrong page when opening CCleaner from the status bar
  • Fixed a bug which prevented CCleaner from automatically reopening after updating

Translations:

  • Improved translations for: German, Spanish, Dutch, Czech, French, Italian, Japanese, Polish, Portuguese & Russian
  • Added translations for various dialog boxes

v1.16.573 (21 Jun 2019)

macOS:

  • Added full support for macOS Mojave Browser Cleaning
  • Fixed an issue where the users password is requested multiple times when cleaning
  • Crash fix when cleaning System Logs on OSX Mountain Lion
  • Fixed an intermittent issue causing crashes when cleaning cookies Settings & Preferences
  • Updated privacy text

Safari:

  • Updated Cache and cookie cleaning

Firefox:

  • Improved Session cleaning Bug Fixes

v1.15.507 (25 May 2018)
  • Added full support for macOS High Sierra
  • Added full support for macOS Sierra
  • Fixed issue preventing CCleaner from running on macOS Snow Leopard (OS X 10.6)
  • Significant performance improvements
    • Safari:
      • Many cleaning improvements & fixes
    • Chrome:
      • Many cleaning improvements & fixes
    • Firefox:
      • Many cleaning improvements & fixes
    • Opera:
      • Many cleaning improvements & fixes
  • Fixed warning not displaying when removing a startup item
  • Fixed bug showing that Recent Places had not been cleaned when it had
  • Fixed display issues in list of unwanted system language files for removal
  • Fixed detection & cleaning of Directory Service cache
  • Added new Privacy menu
  • Updated cleaning Downloads warning to include all applicable user download directories

v1.14.451 (01 Sep 2016)
  • Added macOS Sierra Beta compatibility (10.12).
  • Updated Chrome history cleaning.
  • Updated Safari Session and Form history cleaning.
  • Optimized startup routine.
  • Further improved high DPI support.
  • Minor GUI improvements.
  • Minor bug fixes.

v1.13.442 (28 Jun 2016)
  • Updated Uninstall tool file removal.
  • Improved Google Chrome history cleaning.
  • Improved Cleaning results display.
  • Improved Retina display support.
  • Updated various UI elements.
  • Optimized update process.
  • Minor bug fixes.

v1.12.339 (16 Feb 2016)
  • Improved OS X (10.11) El Capitan compatibility
  • Updated Safari 8 Cookie cleaning
  • New modern sidebar icons
  • Improved Google Chrome and Opera Browser Monitoring (Professional Only)
  • Updated Erase Free Space support
  • Minor GUI improvements
  • Minor bug fixes
Apple
v1.11.336 (15 Dec 2015)
  • Improved OS X (10.11) El Capitan compatibility
  • Improved Google Chrome 47 Cache cleaning
  • Optimized Silent Background update process. (Professional only)
  • Improved Browser Monitoring. (Professional only)
  • Updated exception handling and reporting architecture
  • Minor GUI improvements
  • Minor bug fixes

v1.10.335 (23 Sep 2015)
  • Added OS X (10.11) El Capitan compatibility
  • Improved Safari 8 Session and History cleaning
  • Improved Opera Cache and Saved Password cleaning
  • Improved Cookie management
  • Added Microsoft Office 2016 cleaning
  • Added Portable version
  • Minor GUI improvements
  • Minor stability and bug fixes

v1.09.313 (16 Sep 2014)
  • Improved OS X (10.10) Yosemite compatibility
  • Added Safari 8 cleaning
  • Improved Startup Item Management
  • Improved Cookie Manager
  • New System and Browser monitoring (Professional only)
  • Added Social Media links
  • Minor GUI improvements
  • Minor bug fixes

v1.08.302 (22 Jul 2014)
  • Added OS X (10.10) Yosemite Developer preview compatibility
  • Improved Google Chrome cleaning
  • Improved Cookie detection and cleaning
  • Added Automatic Update checking
  • Added Silent Background updates. (Professional only)
  • Added Opera 15 and newer cleaning
  • Updated exception handling and reporting architecture
  • Minor GUI improvements
  • Minor bug fixes

v1.07.236 (17 Apr 2013)
  • New interface and icon
  • Improved cookie management
  • Optimized cleaning speed for OS X 10.8
  • Improved Safari cleaning
  • Added in-app upgrade to Pro version
  • Improved compatibility for OS X 10.5
  • Minor GUI improvements and bug fixes

v1.06.208 (18 Dec 2012)
  • Faster cleaning of Google Chrome cache
  • Improved memory usage on OSX 10.8
  • Improved handling of non-standard Startup Items
  • Improved calculation of application size for Uninstall tool
  • Fixed issue that caused some cookies to be saved incorrectly
  • Fixed issue that could cause Firefox DB optimization to be skipped
  • Added check for updates
  • Minor bug fixes

v1.05.189 (22 Oct 2012)
  • Added full support for Mac OS 10.8.2
  • Added Custom Include/Exclude for files and folders
  • Improved Uninstall Tool when the Applications folder has subfolders
  • Improved stability of Repair Permissions when a USB thumb drive is present
  • Improved GUI updates during long operations
  • Improved memory management for long operations
  • Fixed bug that could cause an incorrect file count for Safari Internet Cache
  • Fixed issue with Chrome that could leave a single cookie undeleted
  • Fixed minor bug issue that could cause a crash on Mac OS 10.6.8
  • Improved stability on older Mac OS 10.5 versions
  • Lots of minor tweaks and fixes