What do you think of my itinerary?

Seeking Input on London Itinerary
Hello, fellow travelers!
I have an upcoming trip to London planned for October, and I’d love to hear your thoughts on my itinerary. I’ll be arriving on a Tuesday and departing on Sunday, giving me 4 full days to explore this beautiful city.
Tuesday
Arrival at around 5 pm at my hostel. Planning to relax and maybe visit a local pub.
Wednesday
St Dunstan in the East Church Garden, Tower of London (tickets booked), Tower Bridge, Shakespeare’s Globe, Millennium Bridge, and Tate Modern – all visited on foot.
Thursday
Warner Bros Studios Harry Potter tour at 12 pm (tickets booked), explore Camden Town, visit King’s Cross, and stop by the Harry Potter Shop at Platform 9 3/4.
Friday
Visit The National Gallery (tickets booked), leisurely walk around Leicester Square, Chinatown, Piccadilly Circus, Oxford St to Marble Arch, The British Museum (tickets booked), and Russell Square.
Saturday
Sights to see include Big Ben, Palace of Westminster, Westminster Abbey, Imperial War Museums (tickets booked), St James’s Park, Buckingham Palace, and either the Science Museum or the Natural History Museum (tickets booked).
Sunday
Need to head to LCY airport by 11:30 am.
Additionally, I hope to visit Horizon 22, SkyGarden, or Garden at 120 during my stay, but I’m unsure which day to fit this in.
Appreciate any feedback or suggestions
What are your thoughts on my travel plan for London?
Hello everyone! I am so excited to be visiting London in October, and I would love to hear your opinions on my itinerary. I will be arriving on a Tuesday and departing on a Sunday, giving me four full days to explore this incredible city.
Tuesday
Upon my arrival at 5 pm, I plan to head to my hostel to freshen up, followed by a relaxing evening, possibly at a local pub.
Wednesday
My itinerary includes a visit to St Dunstan in the East Church Garden, Tower of London, Tower Bridge, Shakespeare’s Globe, Millennium Bridge, and Tate Modern. I will explore these sights on foot.
Thursday
On Thursday, I have booked a tour at Warner Bros Studios Harry Potter, followed by a visit to Camden Town, King’s Cross, and the Harry Potter Shop at Platform 9 3/4.
Friday
My plans for Friday consist of visiting The National Gallery, Leicester Square, Chinatown, Piccadilly Circus, Oxford Street to Marble Arch, The British Museum, and Russell Square.
Saturday
Saturday will be a day for sightseeing at Big Ben, Palace of Westminster, Westminster Abbey, Imperial War Museums, St James’s Park, Buckingham Palace, and either the Science Museum or Natural History Museum.
Sunday
Before making my way to LCY airport at 11:30 am, I plan to enjoy my last moments in London.
Lastly, I hope to