Samsung I5510 Hard Reset

1. Remove Battery

2. Replace Battery

3. Hold 5(T) And Power For 5-10 Sec.

4. Wait..... For Android Recovery Menu

5. Choose "Wipe Data / Factory Reset" With Cursor arrows

6. Confirm With "Shift" Key

7. Go To "Yes....." With Cursor Arrows

8. Confirm With "Shift"

9. Thats All 

Samsung N900 Unlock Done

Step 1:

1. Odin Open
2. Download Mode (Volume Down + Home + Power Button)
3. Odin PDA Select "" 
4. ClockworkMod Recovery File Installed


Step 2: (Rooting)

After doing step 1
1. Micro sd card Copy FIle In "UPDATE-SuperSU-v1.65" this is zip file.dont unzip
2. Insert Handset
3. Volume Up + Home + Power Button
4. Display In Clockworkmod recovery
5. Install Zip From Sdcard
6. Choose Zip Sdcard
6.  "UPDATE-SuperSU-v1.65" Zip
8. Yes- Install Uptate Super SU
9. Root Installed
10. power off

Step 3:

1. Connect Z3x Box
2. Open Samsung Tool V17.1
3. Select Model SM-N900
4. Handset On
5. Type In Mobile *#0808# And Select MTP + ADP
6. Driver Install
7. Click Read Info And Unlock
8. Thats All

Videocon A15 Google Account & PatternLock Solution

1. Mobile Switch Off

2. Volume Down + Power Button In Hold 10 Sec

3. Display In Android Logo

4. Press Home Button 4(or)5 Times Recovery Option Now

5. select Volume Down Wipe Data / Factory Reset

6. Ok Then Left Center Key

7. Select Volume Down Confirm 'YES'

8. Ok Then Left Center Key

9. Select Reboot System Now

10. Ok Then Left Center Key

11. Enjoy