Which system files of Android phone can be deleted?

System files that Android phones can delete:

The Browser.apk system comes with its own browser (it can be replaced by other mobile browsers).

Calculator.apk calculator (can be deleted and replaced by others)

Calendar.apk calendar (can be deleted)

CalendarProvider.apk Calendar program support service (deleted)

Dpmanager。 Apkdsp audio management (can be deleted)

FileManager.apk simple file manager (can be deleted and replaced by ES file manager)

Gallery3D.apk 3D picture browser (removable)

GenieWidget.apk Weather and news (deleted)

Gmail.apk Gmail (can be deleted)

GoogleBackupTransport.apk *** (unknown program, can be deleted)

GoogleCalendarSyncAdapter.apk stores calendar information (which can be deleted).

GoogleContactsSyncAdapter.apk stores contact information (which can be deleted).

GooglePartnerSetup.apk Google Assistant (Removable)

GoogleQuickSearchBox.apk Google search (can be deleted)

HTMLViewer.apk HTML browser (can be deleted)

Kickback.apk auxiliary function!

LauncherPro.apk local desktop (removable)

Live LiveWall**sPicker.apk dynamic wallpaper (removable)

Maps.apk Google Maps (Removable)

Market *r.apk market upgrade (uncertain)

MediaUploader.apk media upgrade (deleted)

Mms.apk self-contained information (can be deleted)'

Music.apk comes with its own music (you can delete it and use your favorite player).

NetworkLocation.apk network location (can be deleted)

OneTimeInitializer.apk *** (unknown, can be deleted)

PhoneGuard.apk dial protection (can be deleted)

PicoTts.apk can be deleted (speech synthesis engine for text-to-language conversion, settings-speech input and output).

Protips.apk Desktop little green men Plug-in (Removable)

Guide (Rom cannot be deleted when customizing, but can be deleted through Root Explorer when brushing).

Soundback.apk Auxiliary Function (Removable)

Street.apk Street (Deleted)

Talk.apk system service items (can be deleted)

Accessory functions of talkback.apk (can be deleted)

TtsService.apk Text-to-Speech Service (can be deleted)

*r.apk online upgrade (can be deleted)

UserDictionaryProvider.apk User Data Dictionary Service (Removable)

Vending.apk electronic marketplace (deleted)

VoiceSearch.apk voice search (can be deleted)

Simplify frequently asked questions:

Some programs, such as Updater.apk, have an impact on online upgrade after being streamlined and uninstalled. You can download the OTA upgrade package corresponding to the version, put it in the SD card and upgrade it manually. There is no problem at all.

Specific methods: download the corresponding upgrade package (. Zip), put it in the root directory of SD card, and open "System Upgrade" on the mobile phone; Press "Menu Key" to select "Select Installation Package", find the upgrade package, and confirm to restart the upgrade.

If the upgrade fails in this way, you can manually enter the recovery, and then select: install zip； from sdcard; Select zip from sdcard to find OTA upgrade package and confirm that the selection is update and upgrade;