//lists all versions
nvm ls-remote
//installs the version you want (in this case version 14.0.0)
nvm install v14.0.0
//use the version that you installed as the default
nvm use v14.0.0
curl https://raw.githubusercontent.com/creationix/nvm/master/install.sh | bashsudo npm install -g nvmcurl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash
wget -qO- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bashcurl -sL https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.0/install.sh -o install_nvm.sh
nvm ls