Kerish Doctor: Version history
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Version 4.95 (November 16, 2023)
Product renamed to Kerish PC Doctor
New powerful hardware monitor
Desktop widget for hardware monitor
Monitoring the physical condition of the device battery
Monitoring the power supply voltage on the motherboard
Portable version install mode
Error fixing was upgraded: addded new category "Control Panel"
Improved garbage cleaning algorithms. Became more efficient
New category of digital garbage "Delivery Optimization Files"
Added auto-shutdown of PC by timer
Updated file shredder. Configuring information cleaning methods
Updated Internet Booster tool. Added new settings and improved interface
Added new recommendations to prevent user spying
Improved Real-time Failure Detection System
Added support for Touch screens
Interface improvements
Network code improved

Version 4.91 (January 24, 2023)
Technical release to change the version of a program due to legal reasons.
This release does not carry changes, please wait for the annual version update this year.

Version 4.90 (March 14, 2022)
New interface design
New "Disk Defrag" tool
Full integration with S.M.A.R.T disk technology
"Disk Cleanup" component has been upgraded to "Disk Optimization": background defragmentation has been added when the PC is idle
Added a reminder about new versions of device drivers
Ability to add shortcuts to program tools on the desktop by right-click
Added the ability to create system restore points in the scheduler
Improved scan for vulnerabilities in installed software
Added the ability to make a process as priority in the Running Processes tool
Added disk rating score to the System Information tool
Added many small improvements

Version 4.85 (December 30, 2020)
Added the "Driver Update" tool that contains over 100,000 device drivers
Added the "Disk Map" tool for analyzing disk space
Added the "Driver Manager" tool, which allows you to make backup copies of drivers
Cleaning of digital "garbage" is accelerated several times
Added the ability to search in the application
Added the ability to change the view of sections (icons/list/small list)
Update the "Software Update" tool - version updating now appears in the list
Update the "Windows Updates" tool - better responsiveness
Update the "Empty Folder Cleaner" tool - added basic paths of empty folders + safer delete settings
Update the "Search for Large Files" tool - added basic paths of large files + safer delete settings
Update the "System Restore" tool - add ability to set a name for the created system point
Increased number of program settings
Improved display of the report on found problems
Added the ability to import, export or reset program settings
Added the ability to remember the choice of action for potential vulnerabilities
Added new issues solved by the Real-time Failure Detection System
Added new recommendations
Many small improvements added

Version 4.80 (December 15, 2019)
Added "Apps Live Optimization" component: improving PC responsiveness by optimizing CPU time
Added automatic cleaning of uninstalled software leftovers
Added cleaning of old downloads + the ability to configure cleaning of old files in any folder
Updated the "Installed Software" tool: added complete uninstall (including leftovers)
Added the ability to notify about the release of new software versions and help to update it
Added weekly report about performed work
Bug fixed

Version 4.77 (September 5, 2019)
Added the "Fast Search" files using low-level access to the NTFS file system
Added the "Windows Update" tool

Version 4.75 (June 30, 2019)
Added possibility to change the interface theme (dark, light, etc.)
Users can create their own interface themes
Optimization interface for large screen resolutions (including 4K)
More convenient interaction with the application's interface
Added search in program reports
Bug fixed

Version 4.70 (May 31, 2018)
Added the "Hardware Monitor", which controls the status of PC devices
Added the "Task Scheduler Optimization" based on cloud data
Added the "Memory Optimization" with automatic background optimization of free memory
Added the "Task Scheduler" tool
Added the "Opened Ports" tool
New tool "Installed software" with a reputation based on cloud data
New tool "Web Browser Extensions" with a reputation based on cloud data
Updated the "Running processes" tool: new ability to save programs work (automatic restart)
Updated the "Check Installed Software" tool: new ability to download software installers
Updated the "Network activity" tool: new ability to view UDP connections
Improved error correction: added a new category "Domain Map"
Added protection against unwanted and malicious extensions of web browsers.
Program recommends uninstalling software marked by many users as unwanted
Added protection of web browsers from substitution their shortcuts and settings
Added protection of DNS settings
Added the ability to clean Windows Update Cache
Added the ability to clean previous Windows installations
Program highlights new and recently discovered objects in the lists
Improved display of detected problems in the diagnostic list
Improved integration into the Windows context menu
Added new issues solved by the Real-time Failure Detection System
Added new recommendations
Added new tweaks for Windows 10
Added Bulgarian and Azerbaijan languages
Improved stability of the application
Bugs fixed and many small improvements added

Version 4.65 (Dec 30, 2016)
Added the "Startup Optimization" tool based on cloud data.
Added the "Search Large Files" tool.
Added the "Search Duplicate Files" tool.
Added the "Send to Analysis" tool.
Added the "Domain Map" tool.
Updated the "Check Installed Software" tool.
Improved navigation across the program interface (visual tips added).
Considerably optimized the performance of the search for digital "junk".
Added optional possibility to clean-up application installers.
Added quick rolling back of fixed problems in the Problem List (by clicking "Ignore the Object" button).
Added a possibility to adjust temperature mode thresholds.
Added a possibility to disable the integration into the Window context menu at first start.
Added notifications about the deactivation of applications from the black list.
Added a possibility to scan the domain map (hosts file) for malicious and suspicious records.
Updated the notification about the detection of vulnerable software.
Improved the work of the game mode.
Added threat notification settings.
Added a possibility to suspend the work of the application.
Added detailed settings for the Real-time Failure Detection System.
Added new issues solved by the Real-time Failure Detection System.
Added new recommendations.
Added Indonesian language of interface.
Bug fixed and added a lot of minor improvements.

Version 4.60 (Jul 31, 2014)
Added "File Recovery".
Added "Locked Files" tool.
Added "System Information" tool.
Added "Context Menu" tool.
Added "Running Processes" tool.
Added "Network Activity" tool.
Improved error correction.
Improved computer protection component.
Improved Windows integration.
Improved localization and language support.
Bug fixed.

Version 4.55 (Dec 25, 2013)
Added Deletion of empty folders.
Added new tool "Web Browser Extensions".
Added new tool "Integration with Windows".
Added new tool "Scheduler".
Added new tool "File Shredder".
Error fixing was upgraded: addded new category "Program Compatibility Assistant".
Error fixing was upgraded: addded new category "Potential Windows Failures".
Security engine was upgraded: added Adware/Riskware/Remote-Admin classification.
"Startup Control" component was upgraded to more global "PC Control".
Manual "Cleanup of Junk Files" was upgraded.
Bug fixed.

Version 4.50 (May 31, 2013)
Added Tweak Wizard.
Added Services Optimization Wizard.
Added new tool "Windows Services".
Added new tool "Confidential Data".
Added new tool "File Protection".
Added new tool "Ignore List".
Error fixing was upgraded: addded new category "Windows 8 Apps".
Error fixing was upgraded: addded new category "Cache for program descriptors.
Added checking installed Software for vulnerabilities.
New "Intellectual" Game Booster.
PC temperature control was upgraded: added GPU temperature control and support of several HDDs.
Real Time Failure Detection was upgraded.
Added Custom Diagnostics.
Added new items to Repair Wizard.
Bug fixed.
Most of the source code has been rewritten.

Version 4.45 (October 12, 2012)
Added Software Update Wizard.
Error fixing was upgraded: addded new category "Task Scheduler".
Important upgrade of Heuristic Registry Scan.
Recommendation Wizard work was improved: addded new recommendations & Backup function.
Protection of security settings was improved: added more Microsoft Office & Windows Security settings protection.
Added new items to Repair Wizard.
Improved user interface feedback.
Fixed some small deficiencies.

Version 4.40 (August 31, 2012)
Added Troubleshooting Wizard.
Added Recommendation Wizard.
Added Internet Optimizer Wizard.
Error fixing was upgraded: add new category "Windows Installer".
Security engine was upgraded: new BAT/VBS script analyzer was added. Optimization of scanner performance was done.
System of Real Time Failure Detection was upgraded. Lot of failures was added to database.
Added hardware temperature sensor.
Added Brazilian Portuguese language.
Some interface features became more comfortable.
Bug fixed.

Version 4.37 (May 3, 2012)
Pre-release of version 4.40.
Full redesign of application.
Interface became more comfortable.
New "intelligent" security engine.
Bug fixed.

Version 4.35 (February 18, 2012)
Error fixing was upgraded: add new category "Games Explorer".
Added System of Real Time Failure Detection.
Added PC temperature control.
Analysis of the behavior of programs more effective.
Added error & trash chart in statistics section.
Full ukrainian language support with sound.
Source Code optimized. 
Bug fixed.

Version 4.30 (December 31, 2011)
Error fixing was upgraded: add new category "Browser Helper Objects".
Added new tool "Installed Software".
Added new tool "System Restore".
Some interface changes.

Version 4.25 (November 8, 2011)
Error fixing was upgraded: add new category "Sound Schemes".
Game Booster was upgraded. (Automatically works with fullscreen DirectX Applications)
Security engine was upgraded (system settings protection became more effective)
Updating of components was upgraded (automatically reapir/restore of components)
Some interface changes.

Version 4.20 (October 21, 2011)
Error fixing was upgraded: add new category "Windows Firewall".
Threat Notifications was upgraded. 
Memory usage was optimized.
Trash cleaning became more effective.
Some interface changes.

Version 4.15 (October 1, 2011)
Tool "Startup Applications" was upgraded (Now the estimation of startup applications is accessible)
Security engine was upgraded (malware detect became more effective)
Updating of components was more stable.
Added last update date information.

Version 4.10 (September 1, 2011)
Release of Kerish Doctor 2011.
End of Kerish Doctor Classic support.

Version 4.05 Beta (June 24, 2011)
Interface Redesign.
Bug fixed.
Release Candidate.

Version 4.00 Beta (March 17, 2011)
Release of Beta Version.
Start of close beta testing.