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Old 02-13-2016, 08:37 AM   #8
knc1
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Posts: 17,212
Karma: 18210809
Join Date: Feb 2012
Location: Central Texas
Device: No K1, PW2, KV, KOA
Quote:
Originally Posted by gameshire98 View Post
Hello everyone! This is my first post here on MobileRead. This is regarding the above mentioned steps and my doubts in each step FOR PAPERWHITE 2 (PW2). I'm thinking of downgrading because many Kindlets are not working as they should in Firmware 5.6.5
I'm using Windows 8.1(Putty for ssh). I'm new to Linux command line and ssh so please bear with me.
1. Backup
This Kindle Touch Hacking explains backup for other systems. DOUBTS: a)How to backup in Windows? b)How to restore if anything gets screwed up? c) Where do I type the Kindle side of the commands?
2. Image
Extracted 5.4.3.2 update file using KindleTool DOUBTS: a)Which PW2 firmware best? b) Do I need to dd any other file to Kindle other than the rootfs.img.gz file?
3. Kindle in USB Mode
Copy ENABLE_DIAGS(file without extension) and rootfs.img.gz to /mnt/us/
4. Reboot into diag then enable ssh
Once the Kindle has rebooted into diags mode, to enable SSH access: N-U-Z-X.
Computer Windows RNDIS Settings IP 192.168.15.201 (netmask 255.255.255.0)
PUTTY Settings IP=192.168.15.244, USER=root, PASSWORD=mario
5. Use dd commands to copy
Code:
zcat /mnt/us/rootfs.img.gz | dd of=/dev/mmcblk0p1 bs=4096
DOUBTS: a) What else to copy (kernel and any other file in extract from update bin) b) Are the above dd parameters right for PW2?
6. Delete /var/local/
DOUBT: How do I do this?
7. Reboot to normal mode

Code:
idme -d --bootmode main
reboot
Are all the above steps correct or am I missing something?
Describing/Correcting each of the above steps is a bigger job than to write-up the correct procedure.
Hang in there until I have a chance to test and post a known to work solution.

BUT

Most likely, you do not have to downgrade.

What is the first six characters of your device's serial number?
Home -> Menu -> Settings -> Menu -> Device info

What Kindlets are failing?
What is the result of trying each?
what you observe and any error messages.

Is KUAL still working?

Have you ever pressed: 'Reset (to factory defaults)'?

Last edited by knc1; 02-13-2016 at 08:40 AM.
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