[Upgrading, Modifying and Unlocking] h.d.h.alzain:
My tablet is rooted by (key root) apk...i'cant chang e.g.sdcard file pormission from (ro) to (rw)

Eney body please help me...it's drive me crazy

Device: Polaroid MID0734

Android: 4.2.2

CPU Max Frequency: 999 Mhz

CPU Cores: 2

GPU: Broadcom VideoCore IV HW

System RAM: 449 MB

Display: 800x480 (6.94")

SYSTEM

Model: MID0734

Manufacturer: Polaroid

Android: 4.2.2

API Level: 17

Kernel: 3.4.5(eng.gfs.20130930.151321)

Compilation: MID0734-V1.0-2013.09.03

Uptime: 00:00:21:14

PROCESSOR

Processor: ARMv7 Processor rev 0 (v7l)

Number of Cores: 2

Max Frequency: 999 Mhz

Current Frequency: 312 Mhz

CPU Usage: 31.2 %

Instruction Sets: armeabi-v7a, armeabi

GRAPHICS PROCESSING UNIT

General Info:

Model: VideoCore IV HW

Vendor: Broadcom

OpenGL Version: OpenGL ES 2.0

Advanced Info:

Viewport Size: 2048 x 2048

Renderbuffer Size: 2048 x 2048

Cubemap Size: 2048 x 2048

Texture Size: 2048 x 2048

Texture Units: 2048

Vertex Textures: 2048

Combined Textures: 2048

Vertex Attributes: 2048

Vertex Uniforms: 2048

Varying Vectors: 2048

Fragment Uniform Vectors: 2048

Extensions:

GL_EXT_debug_marker GL_OES_compressed_ETC1_RGB8_texture GL_OES_compressed_paletted_texture GL_OES_texture_npot GL_ARB_texture_non_power_of_two GL_OES_EGL_image GL_OES_EGL_image_external GL_EXT_discard_framebuffer GL_OES_query_matrix GL_OES_framebuffer_object GL_OES_rgb8_rgba8 GL_OES_depth24 GL_OES_depth32 GL_OES_stencil8 GL_OES_packed_depth_stencil GL_OES_draw_texture GL_EXT_texture_format_BGRA8888 GL_APPLE_rgb_422 GL_OES_matrix_palette

MEMORY

System Memory:

Total System RAM: 449 MB

Free System RAM: 77 MB

Java VM Max Memory: 48 MB

Storage Space:

Internal: 1004 MB (277 MB Free)

External: 15228 MB (11849 MB Free)

DISPLAY

Resolution: 800x480

Refresh Rate: 60 Hz

Screen Size: 6.94" (17.64 cm)

Pixels Density: 131 ppi

Dots Density: 160 dpi

CAMERA

Back Camera:

Megapixels: 1.9 Megapixels

Max Picture Size: 1600 x 1200

Max Video Size: 800 x 600

Video Fps Range: 5 to 30

Flash Modes: off, auto, on, torch, , ,

Max Zoom: 23

Focal Length: 3.42

Horizontal View Angle: 54.0

Vertical View Angle: 36.1

Focus Modes: fixed

Antibanding Modes: auto, 50hz, 60hz

Color Effects: none, sepia, negative, mono

Scene Modes: Not Supported

White Balance Modes: auto, daylight, cloudy-daylight, incandescent, fluorescent

Front Camera:

Megapixels: 0.3 Megapixels

Max Picture Size: 640 x 480

Max Video Size: 640 x 480

Video Fps Range: 5 to 30

Flash Modes: off

Max Zoom: 23

Focal Length: 3.42

Horizontal View Angle: 54.0

Vertical View Angle: 36.1

Focus Modes: fixed

Antibanding Modes: auto, 50hz, 60hz

Color Effects: none, sepia, negative, mono

Scene Modes: Not Supported

White Balance Modes: auto, daylight, cloudy-daylight, incandescent, fluorescent

TEMPERATURE

System Temp: No sensors available

Battery Temp: 38.1 ºC (100.6 ºF)

SENSORS

Bosch BMA250 Accelerometer

Vendor: Bosch REXROTH

Power Consumption: 0.5 mA

Max Range: 10240.0

Resolution: 1.0

TMD2771 Light Sensor

Vendor: TAOS Semiconductor Corp.

Power Consumption: 10.0 mA

Max Range: 100000.0

Resolution: 1.0

TMD2771 Proximity Sensor

Vendor: TAOS Semiconductor Corp.