[General Questions and Answers] tur1n:
I know your problem.

Z5S sometimes;

is going to conflict with recovery / ROM.

What you need to do to install the appropriate recovery.

For 16 & 32 gb version Nubia Z5S;

in to bootloader/fastboot

and use dd command

dd --list

and ;

-

-

-

rawwrite dd for windows version 0.5.

Written by John Newbigin <jn@it.swin.edu.au>

This program is covered by the GPL. See copying.txt for details

Win32 Available Volume Information

\\.\Volume{14f93446-ea7b-11e3-8baf-806e6f6e6963}\

link to \\?\Device\HarddiskVolume1

fixed media

Mounted on \\.\c:

\\.\Volume{27fc973e-92de-706b-3d39-ff3b00c9862e}\

link to \\?\Device\HarddiskVolume146

fixed media

Mounted on \\.\g:

\\.\Volume{4faebde7-671c-5533-0c1e-c5cd93452cb3}\

link to \\?\Device\HarddiskVolume154

fixed media

Mounted on \\.\h:

\\.\Volume{59fe28dd-13a6-f2dd-1105-5b6a173a6e79}\

link to \\?\Device\HarddiskVolume159

fixed media

Mounted on \\.\i:

\\.\Volume{94ed69a1-a69d-b0c4-7d06-8f5039f55fc8}\

link to \\?\Device\HarddiskVolume160

fixed media

Mounted on \\.\j:

\\.\Volume{87f74cb9-9950-8f5b-48a5-3e4aadedcb0b}\

link to \\?\Device\HarddiskVolume161

fixed media

Mounted on \\.\k:

\\.\Volume{a92c0db2-bc8f-cb01-bfd7-ca99575da6d6}\

link to \\?\Device\HarddiskVolume162

fixed media

Mounted on \\.\l:

\\.\Volume{41f4a435-9559-66a2-ecbc-925db9220510}\

link to \\?\Device\HarddiskVolume163

fixed media

Mounted on \\.\m:

\\.\Volume{ca630bbc-e3bb-5e2d-d9ff-253b5188313b}\

link to \\?\Device\HarddiskVolume168

fixed media

Mounted on \\.\n:

\\.\Volume{14f93447-ea7b-11e3-8baf-806e6f6e6963}\

link to \\?\Device\HarddiskVolume3

fixed media

Mounted on \\.\d:

\\.\Volume{14f93448-ea7b-11e3-8baf-806e6f6e6963}\

link to \\?\Device\HarddiskVolume4

fixed media

Mounted on \\.\e:

\\.\Volume{14f93449-ea7b-11e3-8baf-806e6f6e6963}\

link to \\?\Device\HarddiskVolume5

fixed media

Mounted on \\.\f:

NT Block Device Objects

\\?\Device\Harddisk0\Partition0

link to \\?\Device\Harddisk0\DR0

Fixed hard disk media. Block size = 512

size is 320072933376 bytes

\\?\Device\Harddisk0\Partition1

link to \\?\Device\HarddiskVolume1

\\?\Device\Harddisk0\Partition2

link to \\?\Device\HarddiskVolume2

Fixed hard disk media. Block size = 512

size is 21474836480 bytes

\\?\Device\Harddisk0\Partition3

link to \\?\Device\HarddiskVolume3

\\?\Device\Harddisk0\Partition4

link to \\?\Device\HarddiskVolume4

Fixed hard disk media. Block size = 512

size is 85911928832 bytes

\\?\Device\Harddisk0\Partition5

link to \\?\Device\HarddiskVolume5

Fixed hard disk media. Block size = 512

size is 116023722496 bytes

\\?\Device\Harddisk1\Partition0

link to \\?\Device\Harddisk1\DR8

Fixed hard disk media. Block size = 512

size is 15758000128 bytes

\\?\Device\Harddisk1\Partition1

link to \\?\Device\HarddiskVolume146

Fixed hard disk media. Block size = 512

size is 67108864 bytes

\\?\Device\Harddisk1\Partition10

link to \\?\Device\HarddiskVolume155

Fixed hard disk media. Block size = 512

size is 1572864 bytes

\\?\Device\Harddisk1\Partition11

link to \\?\Device\HarddiskVolume156

Fixed hard disk media. Block size = 512

size is 1572864 bytes

\\?\Device\Harddisk1\Partition12

link to \\?\Device\HarddiskVolume157

Fixed hard disk media. Block size = 512

size is 1048576 bytes

\\?\Device\Harddisk1\Partition13

link to \\?\Device\HarddiskVolume158

Fixed hard disk media. Block size = 512

size is 10485760 bytes

\\?\Device\Harddisk1\Partition14

link to \\?\Device\HarddiskVolume159

Fixed hard disk media. Block size = 512

size is 1288488960 bytes

\\?\Device\Harddisk1\Partition15

link to \\?\Device\HarddiskVolume160

Fixed hard disk media. Block size = 512

size is 2684354560 bytes

\\?\Device\Harddisk1\Partition16

link to \\?\Device\HarddiskVolume161

Fixed hard disk media. Block size = 512

size is 33554432 bytes

\\?\Device\Harddisk1\Partition17

link to \\?\Device\HarddiskVolume162

Fixed hard disk media. Block size = 512

size is 524288000 bytes

\\?\Device\Harddisk1\Partition18

link to \\?\Device\HarddiskVolume163

Fixed hard disk media. Block size = 512

size is 157286400 bytes

\\?\Device\Harddisk1\Partition19

link to \\?\Device\HarddiskVolume164

Fixed hard disk media. Block size = 512

size is 10485760 bytes

\\?\Device\Harddisk1\Partition2

link to \\?\Device\HarddiskVolume147

Fixed hard disk media. Block size = 512

size is 524288 bytes

\\?\Device\Harddisk1\Partition20

link to \\?\Device\HarddiskVolume165

Fixed hard disk media. Block size = 512

size is 1572864 bytes

\\?\Device\Harddisk1\Partition21

link to \\?\Device\HarddiskVolume166

Fixed hard disk media. Block size = 512

size is 1024 bytes

\\?\Device\Harddisk1\Partition22

link to \\?\Device\HarddiskVolume167

Fixed hard disk media. Block size = 512

size is 8192 bytes

\\?\Device\Harddisk1\Partition23

link to \\?\Device\HarddiskVolume168

Fixed hard disk media. Block size = 512

size is 10523482624 bytes

\\?\Device\Harddisk1\Partition3

link to \\?\Device\HarddiskVolume148

Fixed hard disk media. Block size = 512

size is 32768 bytes

\\?\Device\Harddisk1\Partition4

link to \\?\Device\HarddiskVolume149

Fixed hard disk media. Block size = 512

size is 32768 bytes

\\?\Device\Harddisk1\Partition5

link to \\?\Device\HarddiskVolume150

Fixed hard disk media. Block size = 512

size is 524288 bytes

\\?\Device\Harddisk1\Partition6

link to \\?\Device\HarddiskVolume151

Fixed hard disk media. Block size = 512

size is 512000 bytes

\\?\Device\Harddisk1\Partition7

link to \\?\Device\HarddiskVolume152

Fixed hard disk media. Block size = 512

size is 10485760 bytes

\\?\Device\Harddisk1\Partition8

link to \\?\Device\HarddiskVolume153

Fixed hard disk media. Block size = 512

size is 512000 bytes

\\?\Device\Harddisk1\Partition9

link to \\?\Device\HarddiskVolume154

Fixed hard disk media. Block size = 512

size is 1048576 bytes

Virtual input devices

/dev/zero (null data)

/dev/random (pseudo-random data)

- (standard input)

Virtual output devices

- (standard output)

Last command

dd if=recovery.img of=\\?\Device\Harddisk*\Partition19

* = your phone disk

partition19 is worked me..

if the recovery does not work..

Change recovery.img in folder.

Source = http://blog.csdn.net/syhost/article/details/36972531

Good luck.