The latest Helm installer script did not work on CentOS datacenter servers, but this approach did.

Find the number of a specific release

Download and extract the release

wget && \
tar xvf helm-v3.7.0-linux-amd64.tar.gz

Move binaries to local binary directory

sudo mv linux-amd64/helm /usr/local/bin


rm helm-v3.7.0-linux-amd64.tar.gz && \
rm -rf linux-amd64


helm version
expected output version.BuildInfo{Version:"v3.7.0", GitCommit:"eeac83883cb4014fe60267ec6373570374ce770b", GitTreeState:"clean", GoVersion:"go1.16.8"}