[Realme 5 Pro Guides, News, & Discussion] Golikus:
For completing my previous post, I've succesfully deleted (disabling doesn't work) all the following apps on my Realme 5 Pro RUI 2 (RMX1971EX_11_F.03) without any issues :

# Useless since there is no NFC on Realme 5 pro

pm uninstall -k --user 0 com.android.nfc

# Sim toolkit, allows accessing the operator-specific apps on the SIM card, generally useless

pm uninstall -k --user 0 com.android.stk

# Delete Google Play (I use Aurora store and F-Droid as alternatives)

pm uninstall -k --user 0 com.android.vending

# Electronic warranty card, useless since this device is not under warranty anymore

pm uninstall -k --user 0 com.coloros.activation

# Smart assistant

pm uninstall -k --user 0 com.coloros.assistantscreen

# Clone phone

pm uninstall -k --user 0 com.coloros.backuprestore

# Children space

pm uninstall -k --user 0 com.coloros.childrenspace

# Gesture service, runs in background

pm uninstall -k --user 0 com.coloros.exserviceui

# Another useless assistant

pm uninstall -k --user 0 com.coloros.floatassistant

# Show one app only in fullscreen without distractions

pm uninstall -k --user 0 com.coloros.focusmode

# Game space

pm uninstall -k --user 0 com.coloros.gamespace

pm uninstall -k --user 0 com.coloros.gamespaceui

# Gesture menu

pm uninstall -k --user 0 com.coloros.gesture

# I don't know but cause no issues deleting it

pm uninstall -k --user 0 com.coloros.healthcheck

pm uninstall -k --user 0 com.coloros.healthservice

# In-ear monitoring

pm uninstall -k --user 0 com.coloros.karaoke

# Lock the screen with an app-like shortcut

pm uninstall -k --user 0 com.coloros.onekeylockscreen

# Display two apps on the screen simultaneously

pm uninstall -k --user 0 com.coloros.oppomultiapp

# Share files between two Realme/Oppo devices

pm uninstall -k --user 0 com.coloros.oshare

# Phone manager app, useless

pm uninstall -k --user 0 com.coloros.phonemanager

# Disable OTA (com.coloros.sauhelper cannot be deleted : Failure [DELETE_FAILED_INTERNAL_ERROR])

pm uninstall -k --user 0 com.coloros.sau

# Smart and security related stuff

pm uninstall -k --user 0 com.coloros.sceneservice

pm uninstall -k --user 0 com.coloros.securepay

pm uninstall -k --user 0 com.coloros.securitykeyboard

pm uninstall -k --user 0 com.coloros.smartdrive

pm uninstall -k --user 0 com.coloros.smartsidebar

# Video app, there are better apps available

pm uninstall -k --user 0 com.coloros.video

# Weather app (don't uninstall weather service, see below why !)

pm uninstall -k --user 0 com.coloros.weather2

# Facebook bloatware, there is also katana in EU

pm uninstall -k --user 0 com.facebook.appmanager

pm uninstall -k --user 0 com.facebook.katana

pm uninstall -k --user 0 com.facebook.services

pm uninstall -k --user 0 com.facebook.system

# Google sound amplifier, accessibility feature

pm uninstall -k --user 0 com.google.android.accessibility.soundamplifier

# Google Docs

pm uninstall -k --user 0 com.google.android.apps.docs

# Google photos

pm uninstall -k --user 0 com.google.android.apps.photos

# Google Duo

pm uninstall -k --user 0 com.google.android.apps.tachyon

# Google wellbeing

pm uninstall -k --user 0 com.google.android.apps.wellbeing

# Youtube music

pm uninstall -k --user 0 com.google.android.apps.youtube.music

# Calendar

pm uninstall -k --user 0 com.google.android.calendar

# Feedback

pm uninstall -k --user 0 com.google.android.feedback

# GMail (I use an open source alternative)

pm uninstall -k --user 0 com.google.android.gm

# Google location history

pm uninstall -k --user 0 com.google.android.gms.location.history

# Google assistant (OK Google)

pm uninstall -k --user 0 com.google.android.googlequicksearchbox

# Google notes

pm uninstall -k --user 0 com.google.android.keep

# Talkback, accessibility feature to read screen, usefull for blind people

pm uninstall -k --user 0 com.google.android.marvin.talkback

# Android Auto, can cause issue if you delete it then connect phone on a car

pm uninstall -k --user 0 com.google.android.projection.gearhead

# Deletes the Android configuration wizard and the associated annoying notification, very useful if you don't want to configure a Google account

pm uninstall -k --user 0 com.google.android.setupwizard

# Google play Film & series

pm uninstall -k --user 0 com.google.android.videos

# Youtube

pm uninstall -k --user 0 com.google.android.youtube

# Google play services for augmented reality

pm uninstall -k --user 0 com.google.ar.core

# Google Lens, works with Google photos and Google assistant

pm uninstall -k --user 0 com.google.ar.lens

# Heytap system messages, runs in background. Despite app name, doesn't cause any issues deleting it

pm uninstall -k --user 0 com.heytap.mcs

# Other Heytap crap :

pm uninstall -k --user 0 com.heytap.music

pm uninstall -k --user 0 com.heytap.openid

# User experience program

pm uninstall -k --user 0 com.nearme.statistics.rom

# App crashing related app

pm uninstall -k --user 0 com.oplus.crashbox

# Mysterious payment app

pm uninstall -k --user 0 com.oppo.atlas

# Disable OTA menu

pm uninstall -k --user 0 com.oppo.ota

# Google-like Oppo search wizard

pm uninstall -k --user 0 com.oppo.quicksearchbox

# Oppo SOS emergency functionnality for calling someone by pressing multiple times the power button, has nothing to do with emergency services

pm uninstall -k --user 0 com.oppo.sos

# ???

pm uninstall -k --user 0 com.qti.service.colorservice

# Realme crap

pm uninstall -k --user 0 com.realme.movieshot

pm uninstall -k --user 0 com.realme.wellbeing

# Secure Entitlement Server for the O2 operator, seems useless if you are not a subscriber

pm uninstall -k --user 0 com.ses.entitlement.o2

# Tencent crap

pm uninstall -k --user 0 com.tencent.soter.soterserver

Also, these are apps that SHOULD NEVER be deleted :

# Causes screen flickering on startup which makes device unusable if deleted, as already stated

com.coloros.weather.service

# Almost the same, prevent phone from booting if deleted

com.coloros.bootreg

# Blacklist phone numbers, can cause SIM disconnections in some circumstances if deleted

com.coloros.blacklistapp

# Other users noticed that deleting this app causes bootloop

com.heytap.appplatform

These are other apps but I have no idea if I should delete them. Maybe someone here knows more about it :

com.coloros.deepthinker (seems to be related to notifications)

com.coloros.wifibackuprestore

com.daemon.shelper

com.fido.asm

com.fido.uafclient

com.google.mainline.telemetry

com.oplus.onetrace (always runs in background)

com.oppo.lfeh (Life Helper)

com.qualcomm.atfwd (seems to be related to Wifi display)

com.qualcomm.qcrilmsgtunnel (alaways runs in background)

com.qualcomm.qti.modemtestmode (MBN modem test)

These are apps that I have not deleted for some reasons :

# Necessary for ADB backup of apps

com.android.backupconfirm

# Background app killer, disables the "close all" apps feature.

com.coloros.athena

# Official file manager, allows installing updates via .ozip files

com.coloros.filemanager

# Dial *#800# for running it

com.oppoex.afterservice

com.coloros.logkit

# Google chrome is always used as the default browser for authentication if using a public Wifi hotspot (with com.android.captiveportallogin)

com.android.chrome

# Dial *#899# for running it

com.oppo.engineermode

# Photo app, necessary for changing background by picking photo on the gallery

com.coloros.gallery3d

# Google text-to-speech, used by many apps

com.google.android.tts

# Search for settings

com.android.settings.intelligence

These are blacklisted apps for EUEX region (see /system/etc/blacklist) :

com.oppo.usercenter

com.heytap.usercenter

com.heytap.themestore

com.heytap.pictorial

com.android.fmradio

com.caf.fmradio