How to Increase internet speed in Any Android Phone

You need to root your phone to do this trick.
For Galaxy Wonder users, click here to root if you haven't root your phone.
This Trick works in any rooted android phones.
You need root explorer to do this trick.
Download root explorer:
Mediafire
Jumbofiles
UFile

How to increase internet speed in android?
Follow steps below to increase your internet speed.1. Open root explorer
2. Find system folder and open it.
3. Tick R/W (read/write) at the top right of the app.
4. Find "build.prop" file in the system folder.
5. Long tap at the "build.prop" file and choose open as text editor.
6. Copy all the code below and paste it at the bottom of the build.prop file.

#signal tweak
ro.ril.hsxpa=1
ro.ril.gprsclass=10
ro.ril.hep=1
ro.ril.enable.dtm=0
ro.ril.hsdpa.category=8
ro.ril.enable.a53=1
ro.ril.enable.3g.prefix=1
ro.ril.htcmaskw1.bitmask=4294967295
ro.ril.htcmaskw1=14449
ro.ril.hsupa.category=6

#network tweak
net.tcp.buffersize.default=4096,87380,256960,4096, 16384,256960
net.tcp.buffersize.wifi=4096,87380,256960,4096,163 84,256960
net.tcp.buffersize.umts=4096,87380,256960,4096,163 84,256960
net.tcp.buffersize.gprs=4096,87380,256960,4096,163 84,256960
net.tcp.buffersize.edge=4096,87380,256960,4096,163 84,256960

Warning :

Do not open "build.prop" file in notepad or any program in your computer because it can mess up the code in the build.prop file and brick your phone.