If your VMware subscription expires, your systems will continue to run, but without support and security updates. This creates risks related to security, stability, and compliance.
Using VMware ESXi as an example:

• Your systems will continue to operate.
  There is no automatic shutdown of your hosts or virtual machines.
  >However, after a restart of the server or the VM, they may no longer be able to start.
• Support Ends Immediately
  You will no longer have access to vendor support.
• No Updates or Security Patches
  There is no longer any protection against security vulnerabilities.

Important:
Operations will continue — but without a safety net. If an unplanned restart becomes necessary, it may no longer be possible to reactivate the VM.

As a rule, VMware does not provide a fixed grace period. Once the subscription expires, the formal right to use the software also ends.
Goodwill arrangements may be possible, but they are not guaranteed and depend on the individual case.
There is no guaranteed transition period
Once the subscription expires, your formal right to use the software also ends
Goodwill arrangements cannot be reliably planned for

Recommendation: You should take action no later than 60–90 days before the subscription expires.

• Before Expiration: Better Conditions May Still Be Available in Some Cases
• After expiration, this often leads to:
• Higher prices
• Additional fees
• A transition to new licensing models becomes necessary.

Conclusion: Renewing early is almost always more cost-effective.

If the VMware license has expired, continued operation is usually still technically possible, but without support or updates. Companies must then assume responsibility for security, stability, and compliance risks themselves and should promptly evaluate a renewal or alternative solution.

For subscriptions, the following applies:
The right to use the software ends when the subscription expires > compliance risk
No support or maintenance
No updates

For perpetual licenses, the following applies:
The right to use the software remains permanently valid
No support or maintenance
No updates — with the exception of so-called “zero-day patches,” meaning critical patches that Broadcom provides until the end of life (EOL) of the software products.

The decisive factor is not the technology — but legal certainty and risk management.

Virtual machines continue to run after a VMware license has expired. There is no automatic shutdown or data loss. However, updates, security patches, and support are no longer available, which increases operational risk over time.

The good news:

• Virtual machines continue to run.
• No data loss.
• No automatic intervention.

The limitations:

• No security updates.
• No support in the event of disruptions.
• Increasing operational risk.

The differences do not arise in the operation itself, but rather in terms of support and compliance.

A VMware license can be extended by renewing the subscription, reactivating it after expiration, or implementing alternative licensing strategies. The most suitable option depends on the company’s costs, infrastructure, and strategic objectives.

1. Traditional Renewal (Subscription)
   Continued operation under the subscription model
   Access to support and updates
2. Reactivation After Expiration
   Possible, but usually more expensive.
3. Perpetual Strategy (Used Licenses)
   Use of perpetual licenses
   Focus on cost control and stability
   This is technically possible, provided that the existing environment is based on a perpetual-capable VMware version and no subscription-only features are being used.
   Many customers use a perpetual licensing strategy as a transitional solution until they complete the migration to an alternative provider such as Proxmox VE or Nutanix AHV.
4. Strategic Alternatives
   Depending on the initial situation, strategic alternatives such as a hybrid approach or downsizing may also be viable options.

If support for a perpetual license expires, the software remains usable, but without maintenance, updates, or vendor support.

• No further security updates will be provided.
• No further bug fixes will be provided by the vendor.
• There is no entitlement to support in the event of a disruption.

Companies are therefore faced with the challenge of continuing to secure operations while simultaneously managing risks and costs.

Possible options:

• Switch to a Subscription Model with Support
  Switching to a subscription model provides continued access to maintenance, updates, and vendor support while ensuring predictable operational stability.
  
• Continued Operation Without Vendor Support
  Existing licenses continue to be operated under the company’s own responsibility or with support from external service providers.
  
  
• Sale of Unused Perpetual Licenses
  Selling VMware perpetual licenses that are no longer needed is not a direct solution to the end of support, but it can help finance further measures. In practice, this step is often used as a complementary approach to support strategic changes from a financial perspective.
  
• Combination of Different Approaches
  In practice, it may be advisable to secure critical systems while continuing to operate or gradually migrate less critical environments.