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Advice

Can AI Write My Will? What You Need to Know Before Trusting Technology with Your Legacy

Emily Spencer Emily Spencer
6 min read

With Recent Developments, You May Be Asking: “Can AI Write My Will?”

AI has become part of everyday conversation. From asking virtual assistants to write emails, to using AI tools to edit photos or create recipes, it feels as though technology can do almost anything. So, it’s no surprise that one of the most common questions solicitors are hearing right now is: “Can AI write my Will?”

To discuss Wills with a legal expert call 0113 320 5000

The short answer is that it can generate a document that looks like a Will. But the more important question is whether an AI-generated Will is valid, enforceable and right for you and your loved ones.

According to a survey by Censuswide, commissioned by the Association of LifetimeLawyers, 72% of adults under 35 would trust an AI platform to draft their Will. 

The answer to the question “Can AI write my Will?” is complicated.

AI tools are becoming increasingly sophisticated. As “online Will builders” and “AI Will platforms” market themselves as quick, cheap alternatives to professional advice, it’s important to understand what AI can do well, where it falls short and why the stakes in Will writing are far too high for guesswork.

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Our Private Client team embraces helpful technology where it improves efficiency. But when it comes to protecting your estate, your family and friends, and your final wishes, nothing replaces specialist legal advice from a qualified solicitor.

Let’s explore why.

AI Can Draft Words, but It Can’t Understand Your Life

A Will is not just a form. It’s a legally binding declaration of what should happen when you die to everything you own and how everyone you care about is to be involved. That requires an understanding of your personal circumstances and finances that shape the decisions you make.

AI tools, however intelligent, cannot truly understand situations like blended families, estranged relatives or other family complexities. You may also need advice on inheritance tax, trusts for vulnerable beneficiaries, discretionary gifts, business assets and foreign property in your estate. AI can advise on these complicated issues but can it couple that with advice tailored to your own personal situation?

Several legal commentary pieces have already warned of the risks of AI-generated Wills, highlighting that these Wills may be too broad, outdated, or based on a general template that doesn’t reflect UK law. This is especially worrying because many AI tools don’t understand jurisdictional differences.

If an AI tool misunderstands your instructions or produces wording that is ambiguous or invalid, your loved ones could pay the price, whether that’s through legal disputes, delays or even intestacy (i.e. dying without a valid Will).

Mistakes Don’t Become Visible Until It’s Too Late

One of the biggest dangers of using AI to write a Will is that you may not realise that anything is wrong with it. Unlike a draft report, a Will doesn't necessarily show its errors immediately. A mistake may only become known after you’ve died and by then, it could be too late to fix it.

Common errors seen in DIY or AI-generated Wills include:

  • Leaving contradictory instructions
  • Naming beneficiaries in ways that are legally unclear
  • Leaving gifts that fail because of incorrect legal terminology
  • Missing essential clauses that protect the estate
  • Failing to meet formal signing and witnessing requirements
  • Incorrectly describing assets or omitting property restrictions
  • Creating accidental tax bills

AI can’t check that you fully understand a draft Will it produces. It’s not going to ask you follow-up questions or identify red flags like a solicitor would. A Will that “looks fine” on screen may collapse entirely in probate.

Execution Rules - The Part AI Can’t Do At All

Even if AI produced a technically perfect Will, it still would not be able guide you through the legal execution process.

In the UK, a Will is only valid if you sign it correctly and voluntarily. You need two independent witnesses (not beneficiaries) to sign it in your presence. Most people don’t know that even tiny errors can invalidate the entire document.

An AI tool cannot:

  • Identify if your witnesses are legally suitable
  • Prevent undue influence or family pressure
  • Confirm you had mental capacity
  • Ensure you are acting freely and knowingly

Solicitors do all of this routinely. AI tools simply don’t have that capability.

Message the team at wills&probate@winstonsolicitors.co.uk

AI Doesn’t Understand Tax Planning and That Could Cost You Thousands

Inheritance Tax can be complex. Planning ahead can save your family a significant amount of money but only if your Will is drafted with IHT in mind. For example, AI can’t reliably advise you on whether gifts should be left outright or in trust. It also can’t check to see if a Residence Nil Rate Band claim is possible or ensure that gifts to spouses and charities are made effectively, if it doesn’t ask you the right questions about your personal situation.  

If you own a business, you need a solicitor to help you take into consideration how business or agricultural IHT relief could apply in your Will

And what about the consideration of deprivation of assets regarding local authority financial assessments for people who are going to have to pay for their own care fees, and how this interacts with your Will or your partner’s?

Even small errors can lead to problems with IHT and care fees. A solicitor can spot these issues instantly because they understand the purpose behind your decisions. That’s something that AI just cannot replicate.

Online Will & AI Will Platforms are Convenient but Risky

The legal tech world has exploded with tools promising “fast, cheap Wills” using automation or artificial intelligence. Some platforms generate a Will based on a series of questions; others use AI to adapt a template.

While these tools can be useful for very simple circumstances, they come with serious limitations. Never underestimate the importance of personal advice from a Will writing expert - the kind that can intervene when any legal risks pop up. Our private client lawyers are experts in their field and have the experience to apply professional judgment to your case. Most importantly, they can ensure that your Will complies with the law, which means that your wishes are carried out exactly how you would have wanted when you die.

When it comes to AI and your Will, if things go wrong, your loved ones may have no recourse for action to resolve them. With a solicitor, you have the benefit of professional regulation, insurance, accountability and bespoke advice.

When Can AI Write My Will?

With all that said, we see AI as a useful tool. It’s not a replacement for human expertise but should enhance and speed up processes used by human beings.

We use AI in several ways within the firm, including automatic call transcriptions with Threads. That allows us to fully focus on you, while the notes that are taken are accurate and generated quickly. In some cases, we use AI to automate some admin functions, such as organising information and streamlining internal processes.

We use technology to make your experience smoother. Not to replace the judgment, experience and care of a real person. For Will writing, Powers of Attorney, trusts, tax planning and probate, the human element remains essential.

So, Should You Use AI to Write Your Will?

AI can be part of the process but it should never be the whole process. If your Will is simple, AI might help you gather your thoughts. But the final drafting, legal checks and execution should always be double checked.

If your situation involves any of the following...

  • A home
  • Savings or investments
  • Children or stepchildren
  • Estranged family members
  • Business interests
  • Property abroad
  • Vulnerable beneficiaries
  • Tax considerations

…then a solicitor-prepared Will is absolutely essential.

Simply put, AI can write words but a solicitor protects your legacy.

Protect Your Future with Winston Solicitors

A Will is too important to leave to chance and much too personal to trust to a faceless algorithm. Our Private Client team offers tailored Will drafting, Powers of Attorney, deputyships, lifetime planning and help with probate.  We combine modern technology with human insight to give you the best of both worlds.

If you’ve wondered: "Can AI write my Will?” then we’d love to talk to you about what it can do, what it can’t and how we can help you put the right protections in place.

Get in touch with our Wills and Probate team today to safeguard your future. 

Request a callback

Client feedback

We used Winston's to arrange our Power of Attorney and our solicitor, Emily Spencer, was very professional and efficient, and a pleasure to work with.
John
I do not think that the service we received could be improved. We were treated like friends rather than clients - December 2025
David B, Leeds
I cannot thank Winston Solicitors enough for helping me write my Will. Thank you very much Monika.
Anonymous
The whole process of sorting out my wife's estate and a lasting power of atorney was made a relatively easy to understand process because the team we dealt with spoke to us in an easy to understand language. They also acted quickly at every stage as well as always keeping us updated if there were any delays.
David
Fast efficient informative service
Christopher
Many thanks to Monika and staff at Street Lane office for their help and understanding at what was a very sad time for me. So efficient.Ann Campbell
Ann
Monika made the whole Wil process very simple & was more than happy to explain any concerns we had.
Jane
Emily was a very patient and supportive lady, as we were not very clued in to dealing with some of the internet issues and she guided us through it.Emily made altering our wills a breeze, would use this firm Winston solicitors 100 percent for all our business.
Tina
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