Woofgang's link is largely to internal procedures used by HMRC when assessing the liability to tax (if any) of a deceased person's estate.
The intestacy rules are here:
http://www.hmcourts-s...rvivedTheDeceased.pdf
Unless your father was married (or in a civil partnership) at the time of his death, the estate should be shared equally between yourself and your siblings. (If a sibling died before your father did, his/her children, if any will get his/her share).
Your uncle has no claim on the estate. You, or any of your siblings, have the right to apply for 'letters of administration'. (That's similar to 'probate' but applies upon intestacy). If your father's estate was very small you might not need to obtain a formal 'grant of representation' (= letters of administration) but your local Probate Registry can advise you:
http://www.hmcourts-s...robate/registries.htm
The simplest way to deal with the distribution of an estate, where there is more than one beneficiary, is to sell everything and then to distribute the proceeds. However it's permissible for one beneficiary to keep a specific item (such as the laptop) as long as the value of that item is taken into account when 'balancing the books'. For example, a brand new laptop might have cost, say, £400 but it would probably only fetch around £100 (after the deduction of fees) at auction. If one beneficiary retained the laptop, the accounts would need to show that he'd received £100 out of his inheritance in that form. (Such procedures can be extremely sensible