For security I want to separate android OS for Official Banking Transactions and separate for homely entertainment and one for gaming and separate for technical download or torrent downloading OS of android
My device phone is using
android lolipop 5.1.1 Architecture ARMV 71 (32 bit) Platform qcom Flash samsung Q823MB Processor Qualcomm snapdragon 205/208 1.27ghz CPU Cortex A7 Ram 2gb Internal memory 16gb External memory 64gb
have founded stock ROM for my handset device for android 5.1.1 and marshellow 6 and android 7.1 and don't know wether these ROM will work or not
As i have done in laptop and desktop I have installed different windows XP 7 8 10 and Linux OS installed and dedicated them for different functioning one for banking gaming studying downloading and can easily boot move to OS with boot menus
My queries
HOW TO PRE TEST THE BOOT ROM BEFORE INSTALLING weather they are working properly or not
As i know in mobile android is booted from ROM or internal memory. Have seen video article to SWAP external memory card as internal memory. Means can we swap cards and install OS in external memory card.
Dont know if its possible or not.Want to do same in my smart phone with dual booting of OS of same or other versions in memory card or internal memory
So in android I want a boot menu in my smart phone through which I/can boot to android 5.1.1 or android 6 or 7
If Dual booting not possible then can I VIRTUALLY install or boot different boot ROM through any app kindly tell me which app is good and secure for virtual loading stock ROM
Will dual booting or virtual booting will be harmful or may can damage Mobile device or harmful is there any safe secure method through which I can do it
Can we secure hacking Ransome malware viruses of mobile data my mobile banking and passwords through differentiating OS and mange different OS for different work
Kindlly send me links videos through which I can learn steps for dual booting or virtual booting as I am novice in android installation
For safety I have created images backup of original stock ROM through adb fastboot DD if commands. TAken backup of Boot system userdata and mmcblk0
DUAL MULTI BOOTING TOOLS
Googled and founded many apps tools parches and articles but confused don't know which one is safe and secure tool way to dual boot and how to use those tools apps
But some limited devices are supported with these tools will they support in my mobile device or not
BOOTMANAGER
XDA DUAL BOOT PATCHER
MULTIROM & VIRTUES
https://www.xda-developers.com/dual-boot-on-android-a-power-users-holy-grail/amp/
efidroidmulti
MULTIROM
https://urtechpartner.com/dual-boot-multiple-roms-android/
- TWRP multiboot
VIRTUAL ROM TOOLS
Googled and founded many articles apps on virtual ROM but confused don't know which one is safe and secure tool way to dual boot and how to use those tools apps
But some limited devices are supported with these tools will they support in my mobile device or not
VMOS
VirtualBox
ROM Manager
DRIVE Droid
My device phone is using
android lolipop 5.1.1 Architecture ARMV 71 (32 bit) Platform qcom Flash samsung Q823MB Processor Qualcomm snapdragon 205/208 1.27ghz CPU Cortex A7 Ram 2gb Internal memory 16gb External memory 64gb 128gb
Waiting for a professional experts advice and thanks a lot for your precious time and advice's and help
