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How to Create Disaster Recovery Plan - Blue Box IT

How to Create Disaster Recovery Plan

By Blue Box IT
Jun 30th
Back to Blog Posts

A server failure at 8.15am feels very different in theory than it does when pupils are arriving, staff cannot log in, phones are down, or your finance system is suddenly unavailable. That is usually the moment people start searching for how to create disaster recovery plan documentation properly. The trouble is, if you wait until something breaks, you are already behind.

A good disaster recovery plan is not a thick document written once and forgotten. It is a practical, tested plan that tells your team what to do when systems fail, data is lost, or a cyber incident forces you offline. For schools, charities, and growing organisations, the aim is straightforward - reduce downtime, protect data, and restore normal service without confusion.

What a disaster recovery plan should actually do

Disaster recovery is often lumped in with general business continuity, but the two are not identical. Business continuity looks at how your organisation keeps operating overall. Disaster recovery focuses more specifically on restoring IT systems, applications, connectivity, and data after a serious disruption.

That disruption might be caused by ransomware, accidental deletion, hardware failure, fire, flooding, internet outages, or a failed software update. In a school, it could mean safeguarding systems or classroom platforms becoming unavailable. In a business, it might mean your CRM, email, telephony, or finance platform going down at a critical point.

A useful plan sets clear priorities. It identifies which systems matter most, how quickly they need to be restored, who is responsible for each action, and what backups or workarounds are available. It should also reflect reality. There is no value in promising a one-hour recovery if your current backups would take two days to restore.

How to create disaster recovery plan steps that work

The best way to approach this is in stages. Start with business impact, then move into technical recovery, and only then document the process in full. Many organisations do this the other way round and end up with a plan that looks tidy but does not match operational needs.

Start with your critical services

Begin by asking a simple question: what absolutely cannot be unavailable for long?

For a school or college, that could include safeguarding platforms, MIS access, filtering and monitoring tools, internet connectivity, and payroll or finance systems. For a business or non-profit, it may be Microsoft 365, line-of-business applications, telephony, file access, and remote working tools.

At this point, avoid treating every system as equally urgent. It rarely is. If everything is marked critical, nothing really is. A better approach is to sort services into tiers based on operational impact. Which systems stop teaching, service delivery, compliance, or income if they go down? Which can wait until later in the day, or even the next working day?

Define recovery time and recovery point targets

This is where many plans become more useful. You need two measures.

Recovery Time Objective, or RTO, is how long you can tolerate a service being unavailable. Recovery Point Objective, or RPO, is how much data loss you can tolerate, measured in time.

For example, if your finance system has an RTO of four hours, your plan must support restoration within that window. If your RPO is one hour, your backup approach needs to capture data frequently enough that you do not lose more than an hour of work.

These targets force practical conversations. If you need very fast recovery, your backup and infrastructure setup may need investment. If budget is tighter, you may accept longer downtime on lower-priority systems. That trade-off is normal. What matters is making the decision deliberately rather than discovering the limitation during an outage.

Map the risks behind the disruption

Once priorities are clear, look at the incidents most likely to affect your organisation. This should include both cyber and non-cyber scenarios.

Ransomware remains one of the biggest drivers for disaster recovery planning because it can affect servers, endpoints, cloud storage, and backups all at once if controls are weak. But it is not the only risk. Power issues, ageing hardware, misconfiguration, accidental deletion, and supplier outages are all common causes of downtime.

In education settings, there is also a safeguarding dimension. If systems used for filtering, monitoring, or incident reporting are unavailable, the impact goes beyond inconvenience. In that context, recovery planning is part of wider operational and duty-of-care planning, not just an IT exercise.

Check what you already have in place

Many organisations have partial protection without a complete plan. You may already have Microsoft 365 backups, local server backups, cloud replication, anti-malware tooling, or failover internet. That is useful, but only if you know exactly what is covered.

Now is the time to document your current setup honestly. Which systems are backed up? How often? Where are backups stored? Are they immutable or isolated from the live environment? Who has access to them? How long would restoration actually take?

It is common to find gaps here. A service may be backed up but never tested. A cloud platform may be assumed to provide full recovery when it only offers limited retention. A key password may sit with one staff member who is on annual leave when the incident happens. These are planning issues, not purely technical ones.

Build your recovery process around people, not just systems

Technology matters, but disasters are managed by people under pressure. Your plan should therefore be clear enough that someone can follow it at speed.

Assign roles and decision points

Every plan needs named responsibilities. Who declares an incident? Who contacts your IT provider? Who informs staff, parents, trustees, or customers if needed? Who decides whether systems should be shut down, isolated, or restored?

For smaller organisations, one person may hold several roles. That is fine, provided there is cover. For larger schools, trusts, or businesses, you may need a clearer incident structure with operational, technical, and communications ownership split out.

Keep contact details current and include alternatives. During a serious incident, the usual channels may not work. If your email is down, how will the team coordinate? If your phone system is affected, what is the backup method?

Document the recovery order

Not every system should be brought back at once. Some need to come first because others depend on them. Identity services, internet access, core networking, backup platforms, and endpoint security often sit near the top of the list.

Then come the systems your staff rely on daily. The exact order will vary. A school may prioritise internet access and safeguarding tools before teaching platforms. A business may restore file access and telephony before less time-sensitive applications.

This is where experienced IT support can make a real difference. A dependable partner should help you map dependencies properly, not just hand over a generic checklist.

Test the plan before you need it

If there is one step organisations skip most often, it is testing. Unfortunately, an untested disaster recovery plan is closer to a guess than a strategy.

Testing does not always mean a full live failover. It can start with a tabletop exercise where key stakeholders talk through a scenario. What happens if your main server fails on a Monday morning? What happens if a phishing attack compromises several accounts? Who does what in the first 15 minutes, the first hour, and the first day?

From there, you can run technical tests. Restore selected files. Recover a server into a test environment. Confirm backup integrity. Check whether recovery times match your stated targets.

These exercises often reveal awkward truths, but that is the point. It is far better to find out now that a restore takes eight hours instead of two, or that key documentation is out of date, than during a real incident.

Keep it current as your organisation changes

A disaster recovery plan is not a one-off project. Systems change, staff change, suppliers change, and threats change.

Review the plan at least annually, and more often if you have moved to new platforms, opened additional sites, changed internet or telephony arrangements, or introduced major cloud services. If you have had a near miss, use it. Incidents and small failures are often the best source of practical lessons.

For many organisations, the challenge is not understanding this in principle. It is finding the time to keep it current while managing day-to-day operational pressures. That is one reason why managed IT support and ongoing strategic input matter. A proactive partner can help you align backups, cyber security, documentation, and testing so the plan stays usable rather than theoretical.

What good looks like in practice

A strong disaster recovery plan is clear, realistic, and tested. It reflects your actual infrastructure, your staffing, and the level of downtime your organisation can genuinely tolerate. It also accepts that perfect resilience is expensive. The goal is not to eliminate every risk. It is to reduce disruption to a level your organisation can manage.

If you are working out how to create disaster recovery plan documentation for the first time, start small but be specific. Focus on your most critical systems, set realistic recovery targets, confirm your backups, assign roles, and test what you have written. You can refine from there.

When technology is central to safeguarding, service delivery, communication, and day-to-day operations, recovery planning is not an optional extra. It is part of running a dependable organisation. And the best time to make those decisions is while everything is still working.

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