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Business-critical incidents · urgent technical response

Emergency IT Support for UK Businesses

When a server, network, Microsoft 365 service or security incident is stopping work, get 24/7 emergency IT support with a target initial response within 30 minutes. We triage the business impact, begin remote diagnosis immediately where possible and arrange same-day onsite support when physical intervention is required.

  • Target initial response within 30 minutes
  • 24/7 emergency IT support
  • Same-day onsite support where required
  • Remote-first diagnosis to start faster
Need planned round-the-clock cover? Explore 24/7 IT Support
30-minute target response · 24/7 emergency availability · same-day onsite support where required. Emergency hourly charges are confirmed before chargeable work begins.
30-Minute Target Response
24/7 Emergency Support
Same-Day Onsite Support
Microsoft 365
Networks & Servers
Cyber Incident Support
30-Minute Target Response
24/7 Emergency Support
Same-Day Onsite Support
Microsoft 365
Networks & Servers
Cyber Incident Support
Direct answer

What is emergency IT support?

Emergency IT support is urgent technical assistance for a problem that is stopping or seriously disrupting business operations. The immediate goal is to understand the impact, contain any risk, restore the most important services and create a clear path to full recovery.

Business impact sets the priority

An issue affecting one user is different from an outage stopping an entire office, revenue process or customer-facing system.

Stabilise before making risky changes

The first action should reduce further disruption, preserve important evidence where relevant and avoid unnecessary changes during diagnosis.

Remote support is often the fastest start

Accounts, Microsoft 365, cloud services, servers and configurations can often be investigated without waiting for travel.

Emergency help is available 24/7

Emergency support can be used for a critical incident at any time. The separate 24/7 IT Support service is for businesses that want round-the-clock coverage built into an ongoing support agreement.

Emergency IT support services

Business-critical IT problems that cannot wait for a routine ticket

The symptoms may look different, but the first job is the same: establish what is affected, what changed, what is at risk and the fastest safe route to recovery.

Network & internet outage

Connectivity has failed across a site, department or critical service and staff can no longer reach the systems they depend on.

Typical signs: firewall failure, routing problem, switch outage, business-wide internet loss.

Microsoft 365 & email disruption

Email, Teams, identities or access to Microsoft 365 services has failed for multiple users or a business-critical team.

Typical signs: tenant access issue, authentication failure, Exchange disruption, compromised administrator account.

Cyber security incident

There are signs of active compromise, ransomware, suspicious account activity, malicious software or unauthorised access.

Typical signs: ransomware note, impossible-travel sign-in, mass account lockout, suspicious mailbox rules.

Backup & data-access problem

Critical business data is inaccessible, a restore has failed or the backup needed for recovery cannot be trusted without investigation.

Typical signs: failed restore, corrupted backup chain, inaccessible shared data, damaged storage.

Critical application or endpoint failure

A line-of-business application, workstation group or specialist device has failed and there is no workable alternative for the affected team.

Typical signs: application launch failure, widespread device issue, printing or scanning outage in a critical workflow.
Triage the business impact

Is this an IT emergency—or a high-priority support issue?

Calling everything an emergency slows down the incidents that genuinely threaten operations. Use the impact on the business to choose the right route.

Business critical

Call emergency support now

The organisation or a critical service cannot operate normally and the issue needs immediate technical triage.

  • Most staff cannot work
  • Critical server or network is unavailable
  • Customer or revenue service is offline
  • Suspected active cyberattack or ransomware
  • High risk of data loss or spread
Call 020 3048 4048 →
Urgent

Prioritise the incident

A major team or important system is degraded, but the business has a temporary workaround or limited remaining service.

  • Multiple users affected
  • Important application unavailable
  • Severe performance or connectivity issue
  • Time-sensitive work is at risk
  • Issue could become business critical
Request an urgent callback →
Standard support

Use the normal helpdesk route

Routine user issues and planned changes should go through the normal support queue so emergency capacity stays available for critical incidents.

  • Single-user password or software issue
  • New starter or leaver request
  • Non-critical printer issue
  • Planned change or upgrade
  • General advice or configuration
Explore IT Helpdesk Services →
Suspected cyber incident

Ransomware, compromised accounts or suspicious access need a different first response.

Do not treat an active cyber incident like a routine software fault. The priority is to understand the scope, limit further harm, preserve what may be needed for investigation and choose the right incident-response capability.

01

Isolate affected devices if safe

Disconnect compromised endpoints from network connections when doing so will not create a safety or operational risk.

02

Avoid destructive recovery steps

Do not wipe systems or make broad changes before the incident scope and evidence requirements are understood.

03

Record what happened

Keep a timeline of alerts, decisions, affected systems, actions taken and the people or suppliers involved.

04

Use the right specialist response

Serious cyber incidents may require dedicated cyber incident-response specialists in addition to general IT support.

UK guidance: the National Cyber Security Centre advises isolating infected devices from network connections in a ransomware incident and recommends NCSC-assured Cyber Incident Response providers for organisations dealing with cyber incidents. Read NCSC ransomware guidance →
How emergency support works

From first call to a controlled recovery path

Emergency support should be structured enough to move quickly without creating additional risk. The incident record becomes the thread connecting triage, recovery, escalation and follow-up.

Restore the business-critical service first.Root-cause analysis and prevention still matter, but they should not delay a safe route back to minimum viable operations.
01

Contact & impact triage

Confirm what happened, who is affected, what changed, the business impact, the site and the contact authorised to approve work.

02

Diagnose & contain

Gather evidence, narrow the likely cause and contain further disruption or security risk where that is part of the incident.

03

Restore critical operations

Prioritise the systems the business needs first, using remote remediation or onsite work according to the fault.

04

Review & prevent recurrence

Document the incident, remaining risks and the practical remediation needed after the immediate emergency is stable.

Fastest appropriate support route

Remote first, onsite when required, 24/7 when the business needs planned cover

The fastest route is not always an engineer travelling to site. Start where diagnosis can begin immediately, then escalate only when the fault or access requirement demands it.

Remote

Remote emergency support

Best for cloud, Microsoft 365, account, server, software and configuration incidents that can be reached securely.

  • Faster initial diagnosis
  • No travel delay
  • Cloud and identity troubleshooting
  • Can prepare an onsite engineer if needed
Explore Remote IT Support →
Ongoing cover

24/7 cover

For businesses that cannot depend on ad-hoc availability and need an agreed out-of-hours support and escalation model.

  • Defined coverage window
  • Priority and escalation rules
  • Planned out-of-hours contact route
  • Appropriate for continuous operations
Explore 24/7 IT Support →
Emergency support coverage

Remote emergency support across the UK, with onsite escalation where required

A critical incident should start with the fastest available route. Remote triage can begin without travel, while onsite attendance is arranged when physical access is necessary and the location can be covered.

UK-wide remote triage

Business-critical incidents can begin with secure remote diagnosis, including cloud, Microsoft 365, account, server, software and configuration problems.

Same-day onsite escalation

Where physical intervention is required, same-day onsite support can be arranged subject to the site postcode, incident scope and engineer availability.

24/7 emergency availability

Emergency IT support is available around the clock for business-critical incidents. Planned round-the-clock cover remains a separate ongoing 24/7 IT Support service.

Have the affected site postcode ready when you contact us so the fastest practical support route can be confirmed during triage.
Avoid keyword and service confusion

Emergency IT Support vs 24/7 IT Support

Both involve urgent problems, but they answer different buying needs. Emergency support is incident-led; 24/7 support is an ongoing operating model.

Swipe horizontally to compare both support options.

QuestionEmergency IT Support24/7 IT Support
Primary needA critical incident needs attention now, including out of hoursThe business needs planned support availability around the clock
Service model24/7 incident-based triage and recovery, with a 30-minute target initial responseOngoing agreement with defined coverage and escalation
Best forUnexpected outage, failure, data-access problem or urgent incidentOperations that cannot wait until normal business hours
Commercial basisExisting agreement or emergency hourly rate confirmed before chargeable work beginsContracted service scope and support schedule
Next stepCall and triage the incidentDesign the required coverage and escalation model
After the immediate fix

Recovery should leave the business with more than “it works again”

A strong emergency response creates a usable record of the incident so the next technical and business decisions are clear.

Incident record

What was reported, what systems were affected, what was checked and the actions taken during the response.

Service restoration status

Which critical services are operational again, what workaround remains and what still needs attention.

Remaining risks

Known gaps, security concerns, unsupported components or temporary changes that should not be forgotten after the pressure drops.

Prevention plan

Practical follow-up such as patching, monitoring, backup remediation, resilience work or a wider managed-support review.

Response commitment

A 30-minute target response, with same-day onsite support when physical intervention is required.

Emergency incidents are prioritised for rapid triage. The first response is targeted within 30 minutes, with remote diagnosis used to start work as quickly as possible. Where the problem requires physical access, same-day onsite support can be arranged within the serviceable area.

Available 24/7: emergency support is available for urgent incidents at any time. Businesses that want continuous cover built into their normal operating model can use the dedicated 24/7 IT Support service.
Clear emergency charging

Know the commercial terms before chargeable work begins.

Emergency support is charged at an emergency hourly rate unless the incident is already included within an existing support agreement. We confirm the charging basis before chargeable work starts so the technical response can proceed with clear approval.

Existing agreementWe confirm whether the incident is already covered by your support scope.
Emergency hourly rateThe applicable emergency rate is confirmed before chargeable work begins.
24/7 availabilityEmergency support is available around the clock for business-critical incidents.
Onsite & partsAny travel, call-out, hardware or third-party costs are confirmed where they apply.
Request emergency IT support

Tell us what is down and how it is affecting the business.

The fastest useful callback starts with impact, not a long sales form. Share the essential details so the issue can be routed to the right support path.

Target initial response within 30 minutesEmergency incidents are prioritised so triage can begin quickly and the fastest recovery route can be selected.
Same-day onsite support where requiredWhen the incident cannot be resolved remotely, an engineer can attend the same day within the serviceable onsite coverage area.
24/7 emergency availabilityEmergency IT support is available around the clock. The separate 24/7 IT Support service is for ongoing, planned support coverage.

Urgent callback request

For a business-critical incident, calling is usually fastest. If you cannot call, send the minimum information needed for triage.

    Prepare for faster triage

    Have these details ready before the first technical call.

    You do not need perfect documentation. A few specific facts can reduce avoidable back-and-forth when every minute matters.

    ✓
    Authorised contactSomeone who can approve access, work and urgent decisions.
    ✓
    Business impactWho cannot work and which service or location is affected.
    ✓
    TimelineWhen the problem started and anything that changed immediately before it.
    ✓
    Error evidenceError messages, screenshots, alerts or symptoms—without altering affected systems unnecessarily.
    ✓
    Access informationRelevant admin, supplier or remote-access route where it can be shared securely.
    ✓
    Site detailsPostcode, site contact and access constraints if physical attendance may be required.
    Why this response model works

    A controlled response keeps urgency from becoming more disruption

    The service is structured around business impact, safe diagnosis, the right escalation route and a clear record of what happens next.

    01

    Impact-led triage

    Priority is based on who and what is affected, not simply the order requests arrive.

    02

    Remote first, onsite when needed

    Diagnosis starts where it can begin fastest, then escalates to physical attendance when the fault requires it.

    03

    Security-aware response

    Suspected compromise, ransomware and suspicious access follow a containment-led route rather than routine troubleshooting.

    04

    Clear post-incident record

    Recovery is followed by documented status, remaining risks and practical prevention actions.

    Industries we support

    Emergency IT support for organisations where downtime cannot wait

    A critical incident looks different in every sector. The response should reflect the systems, users, locations and operational pressures involved — while keeping the first priority the same: understand the business impact, stabilise the situation and choose the fastest safe route to recovery.

    Critical incident affecting your organisation?

    Tell us what has stopped working, who is affected and whether there is a security concern. We will use the business impact to determine the fastest practical support route.

    Request Urgent Callback

    Emergency support requirements vary by organisation, technology environment, site access and incident type. The response route is based on the actual business impact and the technical work required to stabilise and restore service.

    Our clients

    Trusted by growing teams

    Businesses use UK IT Services for practical technology support, planned projects and ongoing assistance.

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    What Our Clients Say

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    Trusted customer feedback

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    Latest insights

    Practical guidance for reducing the next critical incident

    Emergency response matters, but prevention, resilience and clear support ownership reduce the chance that a routine weakness becomes tomorrow's outage.

    Frequently asked questions

    Emergency IT support questions businesses ask under pressure

    Clear answers help the caller choose the right route before the incident becomes more disruptive.

    What is emergency IT support?

    Emergency IT support is urgent technical assistance for incidents that are stopping or seriously disrupting business operations. It focuses on rapid triage, safe containment where required, restoring critical services and identifying the next action.

    What counts as an IT emergency?

    Typical emergencies include a business-wide server or network outage, loss of access to critical systems, a serious Microsoft 365 or email disruption, suspected ransomware or account compromise, major data-access problems, or any incident that prevents a significant part of the organisation from operating.

    How quickly can emergency IT support respond?

    UK IT Services targets an initial response within 30 minutes for emergency IT support. Diagnosis may begin remotely, with same-day onsite attendance where physical intervention is required and the location can be covered.

    Can emergency IT problems be fixed remotely?

    Many incidents can be diagnosed or stabilised remotely, particularly Microsoft 365, account, server, cloud, software and configuration problems. Hardware, cabling, local network equipment and inaccessible infrastructure may require onsite attendance.

    Can you send an engineer onsite?

    Onsite attendance may be appropriate when the fault requires physical access to hardware, networks, cabling or workplace infrastructure. Availability depends on location, incident scope and engineer capacity, so the route should be confirmed during triage.

    Do you provide out-of-hours emergency IT support?

    Yes. Emergency IT support is available 24/7 for urgent business-critical incidents. Businesses that need a permanent round-the-clock support arrangement can use the dedicated 24/7 IT Support service.

    Can you help if we are not already a support customer?

    Yes. Emergency IT support is available to businesses that are not already UK IT Services customers. We triage the incident, confirm the emergency hourly charging basis and any applicable onsite or third-party costs, then begin chargeable work with approval.

    What should we have ready when calling?

    Have a contact with authority to approve work, a callback number, company and site details, a short description of what changed, the systems and users affected, any error messages, and the access or supplier details needed for diagnosis where available.

    What should we do if we suspect ransomware?

    Treat a suspected ransomware incident as a cyber security incident rather than a normal support ticket. Isolate affected devices from network connections if it is safe to do so, avoid destructive recovery actions until the scope is understood, record decisions and seek appropriate specialist incident-response support.

    What happens after the immediate problem is stabilised?

    The next stage should document what happened, what was restored, any remaining risks, likely root cause and recommended prevention work. Depending on the incident, this may include patching, monitoring, backup remediation, security hardening or a wider disaster-recovery review.

    How much does emergency IT support cost?

    Emergency work is charged at an emergency hourly rate unless it is already covered by an existing support agreement. The applicable rate, minimum charge if any, onsite travel or call-out costs, parts and third-party charges are confirmed before chargeable work begins.

    What is the difference between emergency IT support and 24/7 IT support?

    Emergency IT support responds to an urgent incident that needs immediate attention. 24/7 IT support is an ongoing service arrangement designed to provide agreed support availability and escalation outside normal working hours. A business may use emergency support once without requiring a permanent 24/7 service.

    Critical IT problem? Start with the business impact.

    Tell us what is down, who is affected and whether the incident may be security-related. We will confirm the fastest available support route and the applicable terms before chargeable work begins.

    Call Emergency SupportUrgent Callback