The following instructions only applicable if you have installed linux-enable-ir-emitter using the tarball provided on this GitHub repo.
If you want to keep your configurations, remove the last line:
sudo rm -rf /usr/local/bin/linux-enable-ir-emitter \
/usr/local/share/bash-completion/completions/linux-enable-ir-emitter \
/usr/local/share/zsh/site-functions/_linux-enable-ir-emitter \
/var/local/log/linux-enable-ir-emitter/linux-enable-ir-emitter.log \
/etc/systemd/user/linux-enable-ir-emitter.service \
/etc/linux-enable-ir-emitter