> ## Documentation Index
> Fetch the complete documentation index at: https://developer.amplify.xyz/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Template Fields (Bulk)

> Customer API v1 endpoint.

Update Template Fields (Bulk). Authenticate with a Bearer access token unless the endpoint is the authentication token exchange.


## OpenAPI

````yaml PATCH /v1/esign_templates/{templateId}/fields
openapi: 3.1.0
info:
  title: Amplify Customer API
  version: 1.0.0
  description: |-
    Canonical contract for the Amplify customer-facing API. This YAML file is
    the source of truth for Postman and Mintlify. Operations marked with
    x-amplify-validation-status: pending were migrated from the legacy Postman
    collection and must be validated before their contract is considered final.
servers:
  - url: https://api.amplify.xyz
    description: Production
  - url: https://dev-api.amplify.xyz
    description: Development
security: []
tags:
  - name: Authentication
  - name: Fax
  - name: Send Faxes
  - name: Receive Faxes
  - name: Manage Faxes
  - name: Workspace
  - name: Numbers
  - name: Contacts
  - name: Documents
  - name: Templates
paths:
  /v1/esign_templates/{templateId}/fields:
    patch:
      tags:
        - Templates
      summary: Update Template Fields (Bulk)
      description: >-
        Migrated from Customer API v1: Customer eSign Templates > Template
        Fields > Update Template Fields (Bulk).
      operationId: patchv1EsignTemplatesByTemplateIdFields
      parameters:
        - name: templateId
          in: path
          required: true
          schema:
            type: string
      requestBody:
        required: false
        content:
          application/json:
            schema:
              type: object
              properties:
                fields:
                  type: array
                  items:
                    type: object
                    properties:
                      id:
                        type: string
                      title:
                        type: string
            example:
              fields:
                - id: <fieldTemplateId>
                  title: Updated Template Field
      responses:
        '200':
          description: >-
            Successful response. Response body was not included in the source
            collection.
      security:
        - bearerAuth: []
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer

````