How can I fix npm errors and warnings? Does 'npm audit fix' work?

Question

How can I fix npm errors and warnings? It worked before... But now it doesn't work... Also does npm audit fix work?

npm -v 6.14.6 node -v v12.18.4

npm notice created a lockfile as package-lock.json. You should commit this file. npm WARN [email protected] No description npm WARN [email protected] No repository field.

• [email protected] added 217 packages from 213 contributors and audited 217 packages in 8.82s

4 packages are looking for funding run npm fund for details

found 1 low severity vulnerability run npm audit fix to fix them, or npm audit for details

Users-MacBook-Pro:meeting user$ npm fund [email protected] ├─┬ https://github.com/sponsors/jonschlinkert │ └── [email protected] ├─┬ https://github.com/sponsors/RubenVerborgh │ └── [email protected] ├─┬ https://github.com/sponsors/sindresorhus │ └── [email protected] └─┬ https://github.com/chalk/ansi-styles?sponsor=1
└── [email protected]

Users-MacBook-Pro:meeting user$ npm audit fix npm WARN [email protected] No description npm WARN [email protected] No repository field.

up to date in 0.69s

4 packages are looking for funding run npm fund for details

fixed 0 of 1 vulnerability in 217 scanned packages 1 vulnerability required manual review and could not be updated Users-MacBook-Pro:meeting user$