Issue Number Description Root Cause Solution
HDR-38513 Cassini MLK - 3F swipe gestures is too sensitive. The center of 3F swipe gestures is wrong after finger count is changed from 3 to 2. TP driver will detect a movement amount and do 3F swipe gestures wrong. The center of 3F swipe gestures must be re-calculated after finger count is changed from 3 to 2.
HDR-38661 Animation doesn't work on DellWPF app. Animation feature is not enabled on Windows 10. Enable Animation feature on Windows 10.

Feature Added
Issue Number Description
HDR-38525 HSA and Driver suite evaluation need support - Synaptics TP




Issue Number Description Root Cause Solution
HDR-37849 Cassini MLK - Sometiems there is no response while click left button When user presses left button fast, TP driver can miss this button action. Because current ScheduleThread may be canceled, this button action will not be executed. We will not cancel button ScheduleThread and can delay to handle button ScheduleThread.
HDR-37851 Cassini MLK - Tap on top of touchpad and there is no response "Tap" gestures is filtered by driver edge filter. "Tap" will not be filtered when user doesn't type.
HDR-38150 Cassini MLK - Touchpad Cannot Disable FW is reset and TP driver doesn't get "reset" information. Add a workaround that TP will revert back to RMI mode when TP driver gets relative package.
HDR-38444 Cassini MLK - Lid close and then touchpad no function TP device has not function after lid open. This TP device supports lid pin to notify FW. We don't need to reset TP device after lid open. Disable this feature that TP device is reset after lid open.
HDR-38497 Cassini MLK - Change name for app driver
HDR-38513 Cassini MLK - 3F swipe gestures is too sensitive. The value of pointing speed is too fast in v19.5.17.x. . For 3F swipe gestures, we will check the value of pointing speed to change the threshold of 3F gestures. Reduce the value of pointing speed.
HDR-38521 Cassini MLK - ADK test fail When we register WMI event, it will cause Power consumption issue. Disable WMI event. Disable WMI event for MLK project.




Issue Number Description Root Cause Solution
HDR-37392 [DellWPF_PUWP_Win10 RS3] 2F horizontal and vertical scroll and pinch zoom not working in Photos and Photo Viewer Touchinjection feature is disabled on PUWP driver. Enable touchinjection feature on Photo viewer.
HDR-37402 [DellWPF_PUWP_Win10 RS3] Right click touchpad tray icon on Windows taskbar and then click touchpad properties, but there is no response For PUWP driver, we don't support tray icon feature. Hide "tray icon" GUI when TP driver is UWP driver.
HDR-38036 [DellWPF_PUWP_Win10RS3] Button action can't open .exe file directly. For UWP app, we can't use registry api to write any setting. We will send data to SynTPEnh.exe and it can write registry .
HDR-38199 [DellWPF_PUWP] Synaptics GUI Double Click setting can NOT sync Mouse Properties For UWP app, we can't use SystemParametersInfo to modify mouse setting. Use "sendmessage" to SynTpEnh.exe. SynTPEnh.exe will write registry setting directly.
HDR-38200 [DellWPF_PUWP] TouchPad GUI settings are not meet the spec Middle button setting is wrong. Correct middle button setting.
HDR-38420 Three finger Switch task too fast and sometimes have no function. SynTPEnh.exe can get wrong finger count because we don't cancel button thread. Don't send dummy packet and wrong finger count. SynTPEnh will not get wrong finger count and break 3F swipe gestures.
HDR-38424 [DellWPF_PUWP] WACK - App manifest resources tests failed The size of picture is wrong. Use correct picture to pass WACK.
HQA-17005 WHCK Request - 19.5.12.2 app WHCK request





System enhancements



Issue Number Description Root Cause Solution
HDR-38353 Update copyright to 2018
HDR-38278 MUP driver package for PUWP




Issue Number Description Root Cause Solution
HDR-36508 Dell UWP request





System enhancements



Issue Number Description Root Cause Solution
HDR-37997 Secure SynTPAPI (plugin API) shared memory The SYNTPAPI library created shared memory with default security descriptor which is not secure. Changed the library to set shared memory security descriptor to deny unauthorized access.
HDR-38088 v19.5.10.x: When UI is not installed, click tray icon, show mouse property page. Not check if Appx has been installed Check if Appx has been installed before opening UI
HDR-37394 [DellWPF_PUWP_Win10 RS3] No typing filter on v19.5.0.1 DellWPF_PUWP driver Keyboard filter driver doesn't work, so type filter feature fails. Implement keyboard filter feature on UWP kernel driver.
HDR-37479 [Dell_Win10] TouchPad and pointstick will keep enable status after enabled "Disable Touchpad & Pointstick when USB mouse present." When TP is PTP mode, Styk data is reported by Col05. When TP is MTP mode, Styk data is reported by Col01. For PTP mode, Styk is master. For MPT mode, Styk is slave. When TP is MTP mode, we set disable state on master. We should set disable state on slave. Force to use TP disable state and make sure that TP and styk are enabled/disabled together.
HDR-37961 [DellWPF_PUWP_Win10RS3] Device and appx should not display "Dell" characters in Alienware platform.
HDR-38031 [DellWPF_PUWP_Win10RS3] TouchPad should not keep disable after uncheck "Disabled Touchpad when USB Mouse Present" with external USB mouse. TP device is detected to "PTP device" and enable TP device automatically. Correct registry setting and TP device is not detected to "PTP" device.
HDR-38094 Uninstall PUWP driver will not remove user settings SynTPEnhService cannot remove current user settings directly SynTPEnhService will call SynTPEnh to delete user settings regs and shortcuts if existed when uninstall and remove software for PUPW drivers





System enhancements




System enhancements




System enhancements



Issue Number Description Root Cause Solution
HDR-37609 [DDM] Single point GUI mentioned point stick in dual driver mode driver When we find F17, we think that styk exists. We need to query F17 to check a styk is really connected to HW.
HDR-37630 Apply HWID for Cassini MLK UWP driver Add new HWID ID into PUWP driver. Add new HWID ID into PUWP driver.





System enhancements



Issue Number Description Root Cause Solution
HDR-37630 Apply HWID for Cassini MLK UWP driver Add new HWID ID into PUWP driver. Add new HWID ID into PUWP driver.




Issue Number Description Root Cause Solution
HDR-35652 [Siemens] Copyright year does not upgrade to 2017 New year 2017 Update copyright to year 2017
HDR-36798 SynaTPenhance still in Task manager/service Service process is killed before service process finishes remove. Removed killing service process code because the process is killed automatically when service is removed.
HDR-36860 Some controls are not working properly on Styk Page PTP status flag is used to update controls of Styk control panel. Only applied PTP status to TouchPad control panel.
HDR-37052 please remove debug registry in v19.3.31.13_HPConsumer, v19.3.31.x branch and trunk Customer request Remove key stroke log.
HDR-37577 [Dell_Win10] Should Touchpad and Mouse features be grayed out while switching to PTP mode Touchpad and mouse feature are showed when TP device is PTP device. It may cause end user confused Hide Touchpad and mouse feature when TP device is PTP mode.

Feature Added
Issue Number Description
HDR-37645 Rename publisher name for all appx




Feature Added
Issue Number Description
HDR-37572 PUWP: Remove all auxiliary drivers when uninstall device with remove driver software





System enhancements



Issue Number Description Root Cause Solution
HDR-37453 [Drax/Rocket BSW Win 10S] TP cannot towing




Issue Number Description Root Cause Solution
HDR-37395 [DellWPF_PUWP_Win10 RS3] Can't keep driver settings after resume from S3, S4, Restart and Cold boot





System enhancements