problem with pm2 installation

[ulumind]

root@vmi890632:~# npm install pm2 -g
npm WARN config global --global, --local are deprecated. Use --location=global instead.
npm WARN deprecated [email protected]: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic. See https://v8.dev/blog/math-random for details.

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found 0 vulnerabilities
root@vmi890632:~#

on Unitech/pm2#5134 some no solusion

please help