Thank you again for your reply. The recent stamp says "immigration office, 4 digit number, the date of entry and Heathrow (4)" is there I need to look out for?

Thank you for your prompt reply.
I have been visiting UK regularly, not to lose my ILR. In fact, I'm visiting the UK at the moment.
What do you mean by 'what was stamped in my passport'? There are different stamps?

Hello everyone, I am on UK Indefinite leave to remain (ILR), currently working in Abu dhabi for over 5 years on an international assignment, having visited the UK from time to time during my assignment. I married a Filipino about two years ago. We are planning to move to the UK when my assignment en...