After downloading older version of Python, Node.js, and npm, the Errors still exist. How to solve it?

[Marwan7035]

npm install ffi

ref@1.3.5 install C:\Users\marwan.alamoudi\node_modules\ref
node-gyp rebuild

C:\Users\marwan.alamoudi\node_modules\ref>if not defined npm_config_node_gyp (node "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\bin\node-gyp-bin\....\node_modules\node-gyp\bin\node-gyp.js" rebuild ) else (node "" rebuild )
Traceback (most recent call last):
File "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\gyp\gyp_main.py", line 16, in
sys.exit(gyp.script_main())
File "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\gyp\pylib\gyp_init_.py", line 545, in script_main
return main(sys.argv[1:])
File "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\gyp\pylib\gyp_init_.py", line 538, in main
return gyp_main(args)
File "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\gyp\pylib\gyp_init_.py", line 514, in gyp_main
options.duplicate_basename_check)
File "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\gyp\pylib\gyp_init_.py", line 98, in Load
generator.CalculateVariables(default_variables, params)
File "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\gyp\pylib\gyp\generator\msvs.py", line 1900, in CalculateVariables
generator_flags.get('msvs_version', 'auto'))
File "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\gyp\pylib\gyp\MSVSVersion.py", line 434, in SelectVisualStudioVersion
versions = _DetectVisualStudioVersions(version_map[version], 'e' in version)
KeyError: '2017'
gyp ERR! configure error
gyp ERR! stack Error: gyp failed with exit code: 1
gyp ERR! stack at ChildProcess.onCpExit (C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\lib\configure.js:305:16)
gyp ERR! stack at emitTwo (events.js:106:13)
gyp ERR! stack at ChildProcess.emit (events.js:191:7)
gyp ERR! stack at Process.ChildProcess._handle.onexit (internal/child_process.js:219:12)
gyp ERR! System Windows_NT 10.0.19043
gyp ERR! command "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node.exe" "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\node_modules\node-gyp\bin\node-gyp.js" "rebuild"
gyp ERR! cwd C:\Users\marwan.alamoudi\node_modules\ref
gyp ERR! node -v v6.17.1
gyp ERR! node-gyp -v v3.4.0
gyp ERR! not ok
npm WARN enoent ENOENT: no such file or directory, open 'C:\Users\marwan.alamoudi\package.json'
npm WARN marwan.alamoudi No description
npm WARN marwan.alamoudi No repository field.
npm WARN marwan.alamoudi No README data
npm WARN marwan.alamoudi No license field.
npm ERR! Windows_NT 10.0.19043
npm ERR! argv "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node.exe" "C:\Users\marwan.alamoudi\Documents\nodejsV6\node-v6.17.1-win-x64\node_modules\npm\bin\npm-cli.js" "install" "ffi"
npm ERR! node v6.17.1
npm ERR! npm v3.10.10
npm ERR! code ELIFECYCLE

npm ERR! ref@1.3.5 install: node-gyp rebuild
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the ref@1.3.5 install script 'node-gyp rebuild'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the ref package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR! node-gyp rebuild
npm ERR! You can get information on how to open an issue for this project with:
npm ERR! npm bugs ref
npm ERR! Or if that isn't available, you can get their info via:
npm ERR! npm owner ls ref
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR! C:\Users\marwan.alamoudi\npm-debug.log