Your PATH is not finding the mode2 executable. Standard install procedure on RPi includes:
apt-get install lirc
Setup LIRQ has information that could be helpful if it still needs troubleshooting.
Question
I was trying to load LIRC GPIO on raspberry pi. When trying this
mode2 -d /dev/lirc0
it gives
-bash: mode2: command not found
Do I need to install something to support it?
Solution
Your PATH is not finding the mode2 executable. Standard install procedure on RPi includes:
apt-get install lirc
Setup LIRQ has information that could be helpful if it still needs troubleshooting.