Angular 11 to Angular 12 Upgrade - Upgrade an Angular 11.x project to Angular 12.x.
Performs the Angular 11.x to 12.x major-hop upgrade with Node, TypeScript, router, forms, i18n, Universal, and service worker checks.
Tags
Updated: 2026-09-24Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Inspect project dependencies and lockfiles
- Check Node and workspace status
- Scan deprecated Angular 11 APIs
- Upgrade project dependencies to Angular 12
- Convert code for Angular 12 compatibility
- Run repository validation commands
- Set explicit validation gate decision
Inputs
- package.json and lockfile
- angular.json configuration file
- tsconfig.json files
- polyfills.ts and browserlist files
- ngsw-config.json service worker file
- Node.js and package manager versions
Outputs
- Updated Angular 12 code and configurations
- Explicit validation gate result
- Upgrade report and next hop guidance
Requirements
- Project currently on Angular 11.x
- Angular 10 to 11 validation gate passed
- Node.js version higher than 10