Android remount system folder for read/write

How to copy file from PC into Andoid device

connect device to pc, check
adb devices

1 First variant

get shell
adb shell

remount
mount -o rw,remount /dev/block/mmcblk0p1 /system

2 Second variant

remount
adb remount



copy local file into device

adb push <local> <remote>