[Q] Dualboot with WP7 [NativeSD] - HD2 Android Q&A, Help & Troubleshooting and Genera

Alright so here is the situation. I have HD2 with NexusHD2-JellyBean-4.1.2-CM10 V1.3a installed with NativeSD version. Is it possible to dualboot WP7 without wiping off the Android? Most guides I've seen always mention to install WP7 first, but they are outdated, because they always say to install both WP7 and Android to NAND which I'm not using right obviously. So is there any way to install WP7 with Android existing already?
Note: This isn't really THAT importnant which is why I'm not keen on wiping Android. I just want to experiment.

Hi!
I'm afraid you cannot install WP7 on sd card. Afaik there were experiments with WP on sd but several problem occurred so the best way is installing it on NAND.
If you don't want to lose your data on android you can back it up with Titanium Backup and restore your apps, sms etc. after installing a nativeSD rom. Or you can make a nandroid backup from recovery, try WP7 and if you don't like it just restore your old system.
I used mengfei's tutorial for dual (triple) booting: http://forum.xda-developers.com/showthread.php?t=1896213 :good:

I don't want to install it to SD. I want to install it to NAND along with my Android being NativeSD, but I don't want to wipe Android first but as I understand it installing WP7 into NAND now will most likely break the Android which is why I'm asking if there's way to install it to NAND as a second OS rather than installing it first. Sorry if my English sucks.

Blackbird256 said:
I don't want to install it to SD. I want to install it to NAND along with my Android being NativeSD, but I don't want to wipe Android first but as I understand it installing WP7 into NAND now will most likely break the Android which is why I'm asking if there's way to install it to NAND as a second OS rather than installing it first. Sorry if my English sucks.
Click to expand...
Click to collapse
Nope, unfortunately there isn't a way to install more than one OS on the NAND (at least as of yet). And Windows Phone requires the memory card to be formatted.
I can list you some options:
- Do what NxStep said and make a nandroid backup, flash WP7, repartition and reinstall the ROM.
- Theoretically, you could make an image of the ext partition on your sd card, and after installing windows phone you restore it. I am not sure of this one, haven't tried or heard someone try it before.
I suggest doing option 1.

Blackbird256 said:
I don't want to install it to SD. I want to install it to NAND along with my Android being NativeSD, but I don't want to wipe Android first but as I understand it installing WP7 into NAND now will most likely break the Android which is why I'm asking if there's way to install it to NAND as a second OS rather than installing it first. Sorry if my English sucks.
Click to expand...
Click to collapse
Oh well I understand now what you just wanted.
Marvlesz is right, you cannot have both on nand. WP is quite "strict" with installation but you have more options placing the android system as described above. If you install WP right now, it will format your entire phone including nand and the whole sd card as well.

Related

[Q] Do I have to use the SD method if I want to keep Winmo?

I am about to install Android on my HTC HD2, and the advise I was given was that I must use the SD method. I just want to be sure.
I need a system where when I start the Phone Winmo starts up, and then I run another program to run Android, and then I can go back and forth (via reboot or some other way).
Thanks for your advise and information!
Chaz
So far as I know, you'll have to go with the SD variant if you want to keep WinMo. That way, WinMo is only a re-boot away. It's the method I prefer as I'm not so taken with either Android or WinPhone to go for the full NAND flash.
yeah, you would need to use the SD card method, i would recomend using RAM builds because they are very fast!
Yes, you must avoid the NAND versions, cause these will erase your Windows Mobile ROM and replace it by a Android ROM.
Thus, you have to choose a build inside the "HD2 Android SD Development" thread.
But here inside it is not always simple. Cause for some SD builds you will need to flash MAGLDR to be able to boot these builds, while for others the old method of executing CLRCAD and HARET is much simpler.

clockwork

Hi All. If anyone is working on a CWM version of the WinMo 6.5?
There may, in the distant future, be a version of Windows Mobile 6.5 that loads from the sd card via MAGLDR. But never from Clockwork Recovery. CWM is only for Android, as it is actually a very lite little Linux distro built only for specific purposes involving the Android OS.
For now, if you want to dual-boot WM and Android, you have to flash a WinMo rom to nand and run an Android build from your sd card.
Sent from my HTC HD2 using XDA App
Of course, my mistake. The problem is that WinMo is necessary to me only occasionally (navigation). Re-install every time is a bad solution, but a quick backup/restore NAND flash using CWM would be ideal choice.
Sorry for my english.
sebar25 said:
Of course, my mistake. The problem is that WinMo is necessary to me only occasionally (navigation). Re-install every time is a bad solution, but a quick backup/restore NAND flash using CWM would be ideal choice.
Sorry for my english.
Click to expand...
Click to collapse
Why don't you just use a SD card build to run Android then? That way you still havecWindows Mobile in the NAND memory and Android on SD card. Most SD card builds run very smooth just some have a few more quirks than others and the take longer to boot than NAND Android ROMs.
sebar25 said:
Of course, my mistake. The problem is that WinMo is necessary to me only occasionally (navigation). Re-install every time is a bad solution, but a quick backup/restore NAND flash using CWM would be ideal choice.
Sorry for my english.
Click to expand...
Click to collapse
Android has also alot of gps software witch work fine, i use igo8 it does the job flawlessly. granted lock times are a bit higher but you should check out instantanous gps fixation thread witch helps alot

[Q] Tango SD-Rom for testing

Hi,
I am using my HD2 with dorimanx´s android Rom and I am happy with my running system but I really want to test Tango (or Mango) booting from SD.
Is there any one you can recomment me ....
usually I read about it and test ..... but I just want to give it a try.... and dont want to touch my running system ...so far.
Thanks for your help.
WP7 cant boot from SD.... must be flashed to NAND...
dxdy said:
WP7 cant boot from SD.... must be flashed to NAND...
Click to expand...
Click to collapse
dxdy said it. Any Windows Phone build must be installed and run from the NAND memory. So you could backup your Android system (with NANDroid), backup SD-card, and install WP the way you'd normally do it. You'd always have your Android build backed up and packed away. It's easy to restore it, if you don't like WP.
Other than that, the only way to dualboot the two systems is with SD Android and some special SD-partitions, as far as my knowledge goes to.

[Q] How to install dual boot alongside my present SDrom

Hi,
I have MAGLDR installed.
I am happy with my present SDrom (in fact the best and fastest rom I have tried regardless of Nand or SD type).
How do I correctly install NAND rom alongside my present SD rom?
I do not want to destroy my SD rom.
btw, I tried to install and everything seems to be fine, but I think that NAND rom once I boot in to the Android is asking for SD card permissions...........I THINK!
How do I install NAND now correctly?
Regards
hrcoprco said:
Hi,
I have MAGLDR installed.
I am happy with my present SDrom (in fact the best and fastest rom I have tried regardless of Nand or SD type).
How do I correctly install NAND rom alongside my present SD rom?
I do not want to destroy my SD rom.
btw, I tried to install and everything seems to be fine, but I think that NAND rom once I boot in to the Android is asking for SD card permissions...........I THINK!
How do I install NAND now correctly?
Regards
Click to expand...
Click to collapse
You should be fine to install normally as long as you don't delete the contents of your SD card. Just follow this guide but skip the step which asks to partition the SD card. It doesn't matter if the ROM needs to use the SD, as long as it doesn't format it (and I think it will warn you about that should it happen).

[Q] Native SD Android and WP7.8

How can I multiboot WP7.8 and Native SD Android? I have already installed Native SD android with MAGLDR and that kind of stuff. But how can I install WP7.8 and multiboot?
Thanks!
erlend53 said:
How can I multiboot WP7.8 and Native SD Android? I have already installed Native SD android with MAGLDR and that kind of stuff. But how can I install WP7.8 and multiboot?
Thanks!
Click to expand...
Click to collapse
There are guides eg http://forum.xda-developers.com/showthread.php?t=1880905
And wp7 has to be done first http://forum.xda-developers.com/showthread.php?t=913815 then you already know how to set up nativeSD partition and install
Remember to back up anything first since installing wp7 will wipe everything on your card
Robbie P said:
There are guides eg http://forum.xda-developers.com/showthread.php?t=1880905
And wp7 has to be done first http://forum.xda-developers.com/showthread.php?t=913815 then you already know how to set up nativeSD partition and install
Remember to back up anything first since installing wp7 will wipe everything on your card
Click to expand...
Click to collapse
Okay. Thanks. I have decided to just go for WP7.8. Do I have to do full wipe(Task29) and flash MAGLDR again? Also do I need to use the UseLast24NAND on Pdaimatejam's rom, I dont want to brick my phone, have read that it can brick it? I am just going to format the SD card into FAT32, and CLEARSD MBR?
erlend53 said:
Okay. Thanks. I have decided to just go for WP7.8. Do I have to do full wipe(Task29) and flash MAGLDR again? Also do I need to use the UseLast24NAND on Pdaimatejam's rom, I dont want to brick my phone, have read that it can brick it? I am just going to format the SD card into FAT32, and CLEARSD MBR?
Click to expand...
Click to collapse
Check out dxdy's signature http://forum.xda-developers.com/showpost.php?p=51281627&postcount=3614 full of good links and a tutorial.
you will have to use last 24mb and clear sd mbr
as for task29, don't think it is necessary. wp7 installation formats nand and sdcard to create one raid type memory over both medias
don't think formatting sdcard is necessary either, but if you do, use https://www.sdcard.org/downloads/formatter_4/
good luck
Robbie P said:
Check out dxdy's signature http://forum.xda-developers.com/showpost.php?p=51281627&postcount=3614 full of good links and a tutorial.
you will have to use last 24mb and clear sd mbr
as for task29, don't think it is necessary. wp7 installation formats nand and sdcard to create one raid type memory over both medias
don't think formatting sdcard is necessary either, but if you do, use https://www.sdcard.org/downloads/formatter_4/
good luck
Click to expand...
Click to collapse
Thank!
Well ...
erlend53 said:
How can I multiboot WP7.8 and Native SD Android? I have already installed Native SD android with MAGLDR and that kind of stuff. But how can I install WP7.8 and multiboot?
Thanks!
Click to expand...
Click to collapse
Dear Friend ... maybe this can help you ... Good luck ... and if had any problem , just tell me ...
With Best Wishes
Hitman1376​
how to think, which is better android or WM?
hi
Nice to meet you guys.
which is better android or WM?

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