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

# Change data plans

> Move SIMs to a different data plan to adjust network coverage or pricing. If you have contracted rates, you may want to change data plans to make sure your SIMs are on the right plan for your needs.

## How to change data plans for a single SIM

<Steps>
  <Step title="Find the SIM">
    Open a SIM from the **SIMs** pages or using **global search**.
  </Step>

  <Step title="Open the SIM actions menu">
    Click the **Manage SIM** menu at the top right of the SIM's details page and choose **Change data plans**.
  </Step>

  <Step title="Select the target data plan">
    Select the target data plan from the available options.
  </Step>

  <Step title="Set a new data limit (if applicable)">
    Set a new data limit for the SIM.
  </Step>

  <Step title="Review and confirm">
    Review pricing changes and confirm the plan change.
  </Step>
</Steps>

## How to change data plans in bulk

You can change data plans for up to 10,000 SIMs at a time in your dashboard. If you choose SIMs on different data plans, the plan change and any changes to limits, tags, or naming will only be applied to SIMs that are *not already on the new plan you choose*.

You can only choose data plans available to all SIMs you have selected. Selecting SIMs with different installed profiles may restrict your choice of data plans.

<Steps>
  <Step title="Navigate to the SIMs section">
    Navigate to the **Active SIMs** page in the **SIMs** section in the main menu.
  </Step>

  <Step title="Use filters to find and select the SIMs">
    Use filters to **find and select** the SIMs you want to want to change to a new data plan.
  </Step>

  <Step title="Click the Manage SIMs menu">
    Click the **Manage SIMs** menu at the top of the page and choose **Change data plans**.
  </Step>

  <Step title="Choose your new data plan">
    **Choose your new data plan** from the available options, then review the plan change details and charges and confirm the plan change.
  </Step>

  <Step title="Review plan rates and coverage">
    Review the plan rates and coverage for the new data plan. *Optional:* You can override or remove existing data limits for SIMs that will be updated.
  </Step>

  <Step title="Review tags and naming">
    *Optional.* Update name prefixes or tags for SIMs that will be updated.
  </Step>

  <Step title="Review and confirm">
    Review the plan change details and charges, then confirm the plan change.
  </Step>
</Steps>

## How to change data plans using the REST API

<Card title="Change data plan (bulk)" href="/api/1/devices/changeplan/post">
  Change data plan for devices (bulk) <code>POST /devices/changeplan</code>
</Card>

## Related actions

<Card title="Set data usage limits" href="/dashboard/sim-actions/set-usage-limits">
  Set data usage limits to control costs with new plans
</Card>

<Card title="Pause or resume SIMs" href="/dashboard/sim-actions/pause-resume-sims">
  Pause or resume SIMs to manage data usage during transitions
</Card>