ng is not recognized as an internal or external command
For me it works with:
npm run ng <command>
I solved this problem in accordance with the figure:
run in cmd
npm install -g @angular/cli
and then
( open in Windows 10) Control Panel\All Control Panel Items\System or accordance with the figure
step 1:
step 2 :
step3:
step4:
step5: add missing ng path
Here is new environment variable that you need add: C:\Users\PK\AppData\Roaming\npm\node_modules\@angular\cli\bin
Finally, restart all opened command prompts and try again.