UpdateStar Kahuna offers more than 40 modules and tools to optimize and fine-tune your PC. Among these are the following modules to bring your PC back in shape for an optimal PC experience.

With Kahuna you will never have to accept performance loss on your PC again. Below you can find detailed information regarding the modules Kahuna includes to optimize your PC. 

The best way to experience Kahuna on your PC is to try it. If you want to try Kahuna, simply download and install our trial version from the download section.

Clean and optimize your Windows PC with just one single click! This module is designed for all users to make the most out of their PC without any effort. It includes important tools to optimize system, startup programs, protect your privacy, clean junk files, optimize memory and tune your computer for reasonable security.
Optimize your computer for peak performance! Check your system for 13 important attributes and get advice for recommended settings and optimizations.
With this part of Single Click Care you can optimize the auto start programs in your computer. Get rid of all the hidden auto start entries and accelerate your Windows start up.
Increase the free disk space and improve the system's response time. Scan for unused and junk files and delete them. Especially Vista is very memory hungry. Free up your unused Memory and optimize Memory utilization so that you don't have to buy not necessary new hardware.
Clean your system for Privacy Protection! With this tool you clear the web history, cookies and other traces like the list of recently accessed programs.
Your computer has a number of different settings that you can use to secure your computer. Kahuna provides you with reasonable security settings for your operating system and computer data.

Tweak your system for maximum performance! Kahuna offers you the following tools to optimize and speed up your Windows PC:
In this section of Kahuna you find five subsections to perform overall Windows Vista Optimization for better speed and faster response.
Provides you a list of the software which starts automatically with your Windows PC and gives a brief description. You can decide which programs you allow to start and which programs are removed from this list.
Helps your PC managing memory of the system and freeing up RAM when it becomes available.
Offers you additional settings for your Hard Drive, CD/DVD, Mouse, Keyboard and USB drives.

Optimize various settings which help to increase the speed of Windows with this module:
Kahuna includes tools to optimize various settings like Prefetcher, Superfetcher, Boot Menu and Startup attributes, which help to increase the speed and response time of Windows. Fragmentation leads to system slowdowns, PC crashes, slow startups and shutdowns. As your hard disk may be badly fragmented in the course of time, defragmentation is really important for your system's performance. You must keep system's registry optimized to get best performance. It checks and defrags the registry to keep your system smooth.

These tools reveal the security status of your system and help to fix critical security leaks:
With this section you take care of your overall System Security, by giving you the tweaks for Windows Update, Firewall, the all new Windows User Account Control and Windows Defender.
There are some programs which you may not want to execute. These programs may resist an uninstallation or you may not want to uninstall them. Kahuna allows you to block the start-up of these programs that you do not want to execute. You can also unblock them at any time in future.
With Kahuna you also can securely delete files, so that they are not recoverable. These files are permanently deleted from your PC and no one can recover them even if they have physical access to the disk.
Kahuna lets you encrypt any file on your computer, so that others cannot access its content. It is highly useful for files which you want to keep private and confidential. It also includes a Magic Folder, which appears to be an system folder to avoid unnecessary access.

With Kahuna you scan and delete temporary and junk files from the selected drives:
There are files on your system which may be empty, or may not be of any use anymore. Kahuna will scan your system and remove junk files to improve your system's response time.
Duplicate files have same name, size and contents. This module searches them from the selected drives. Find and delete duplicate files and reclaim disk space.
Your computer may have traces of your Internet history or other activities like the recently accessed programs, media files played or recent opened files etc. Kahuna cleans the system for Privacy Protection.

Useful maintenance utilities to optimize you Windows settings and keep your PC tidy:
These utilities take specific care of certificates, computer management, registry entries, devices, performance, default applications, backup and restore operations. Security tools manage users & groups, security settings, and firewall operations.
You may experience problems when you want to uninstall a program or the program cannot be found in the Add/Remove Programs dialog. With this utility, you can easily find and uninstall any application which is not required.
Very often it is essential to rename all the files in a folder, so that the naming is synchronized altogether. With this tool you can quickly and easily batch rename files with a number of possibilities and options.
If you move a very large file to some other folder, it may get damaged in transportation. This utility solves the problem by making chunks of the respective file. Then it joins them at the destination.

In this section you will find helpful tools to customize and maintain your system:
This tool provides a lot of additional information about your system and installed hard- and software. You can also see which processes and applications are running on your computer and the Hard Disk Monitor informs you on the temperature of your hard drive.
Change the way your system looks and behaves. Customize your Desktop Items, styles, tweaks, and Color & Appearance and give an all new image to your PC. You can choose colors and intensity to give your system the aero glass effect, change the appearance and settings of the Start menu, Control Panel items, Task Bar, Desktop items and their properties.
Modify the settings and properties of your web browser, configure the various options of Windows Media Player and enhance your systems performance by changing the logon options. You can even change the locations of the default Windows folders and many other settings.