What system files can Android phones delete?

AccountAndSyncSettings.apk synchronization and account setting (it can be deleted, and the account will be set to FC after deletion).

ApplicationsProvider.apk application support service (can be deleted without affecting the use at all).

Bluetooth.apk Bluetooth (deleted, there is no Bluetooth)

Browser.apk Google browser (you can use UC instead of UC if you like UC)

Calculator.apk calculator (its own calculator is weak, so you can change it to another one)

Calendar.apk calendar (you can delete it without a calendar)

CalendarProvider.apk calendar program support service (can be deleted without a calendar)

Camera.apk comes with its own camera (360 detachable)

*CertInstaller.apk certificate service (do not delete)

Input Method TouchPal Pinyin Language Pack (deleted)

-ChtPack.apk TouchPal input method Pinyin language pack (never delete with Pinyin)

Contacts.apk address book/contact person (can be deleted by using a third-party address book)

*ContactsProvider.apk address book/contact data storage service

*DefaultContainerService.apk default address book service

DeskClock.apk has its own alarm clock (it can be deleted by a third-party alarm clock).

* download provider. apk download manager

*DrmProvider.apk DRM-protected data storage service

Email.apk Email (you don't need to bring your own mailbox to delete mail)

-facebook.apk facebook (delete when not needed)

Fmradio.apk radio (deleted)

Gallery.apk camera photo frame (deleted)

GenieWidget.apk Weather and news (I don't need him to watch the news myself, so I deleted it).

Gmail.apk Gmail (can be deleted)

Google backuptransport.apk Google background data backup (Google synchronization function cannot be used after deletion).

Google Calendar Synchronization Adapter (Removable)

Google contacts sync adapter. apk Google contact sync adapter (removable)

GoogleFeedback.apk Google feedback (can be deleted)

GooglePartnerSetup.apk Google Partner Settings (can be deleted)

GoogleQuickSearchBox.apk Google Search (delete search plug-ins that affect the desktop)

Google services framework. apk Google synchronization support service framework (deleted contacts can't be synchronized and can't log in to Google).

HTMLViewer.apk HTML browser (see HTML locally, you don't need to delete it).

HWCalla_TaiWan.apk Traditional Chinese Handwriting Input Method (deletion can be simplified without handwriting)

LatinIME.apk Android keyboard input method (removable)

LatinImeTutorial.apk Android keyboard input method settings (can be deleted)

Launcher2.apk 2.2 native desktop (it can be deleted, so you must install a third-party launcher before deleting it, otherwise the desktop can't get in).

LiveWall**s.apk dynamic wallpaper (can be deleted)

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

Maps.apk Google Maps (can be deleted and changed to Brewster version).

MarketUpdater.apk Google Market Upgrade (for software update, can be deleted)

*MediaProvider.apk media data storage service

MediaUploader.apk media upload (deleted)

MMI Test _ II. Mobile phone test program used in APK engineering mode (can be deleted)