R1C7 can only be <7>

R4C2 can only be <4>

R5C7 is the only square in row 5 that can be <2>

R5C1 is the only square in row 5 that can be <7>

R1C2 is the only square in column 2 that can be <2>

R7C3 is the only square in column 3 that can be <4>

R7C6 can only be <3>

R7C2 is the only square in row 7 that can be <1>

R3C3 is the only square in column 3 that can be <1>

R9C7 is the only square in column 7 that can be <6>

R1C8 is the only square in column 8 that can be <4>

R5C9 is the only square in column 9 that can be <5>

R4C8 can only be <8>

R4C5 can only be <5>

Squares R2C1 and R2C9 in row 2 form a simple locked pair. These 2 squares both contain the 2 possibilities <38>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the row.

R2C4 - removing <3> from <234> leaving <24>

R2C5 - removing <3> from <1234> leaving <124>

Squares R8C1 and R8C9 in row 8 form a simple locked pair. These 2 squares both contain the 2 possibilities <38>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the row.

R8C4 - removing <8> from <48> leaving <4>

R8C5 - removing <8> from <4689> leaving <469>

R2C4 can only be <2>

R7C5 is the only square in row 7 that can be <2>

Squares R8C5 and R8C6 in block 8 form a simple locked pair. These 2 squares both contain the 2 possibilities <69>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the block.

R9C5 - removing <9> from <789> leaving <78>

Squares R2C5, R2C6, R5C5 and R5C6 form a Type-1 Unique Rectangle on <14>.

R5C5 - removing <14> from <1348> leaving <38>

R5C6 is the only square in row 5 that can be <4>

R2C6 can only be <1>

R2C5 can only be <4>

R5C8 is the only square in row 5 that can be <1>

R6C8 can only be <9>

R6C2 can only be <3>

R6C5 can only be <1>

Squares R8C5, R8C6, R3C5 and R3C6 form a Type-1 Unique Rectangle on <69>.

R3C5 - removing <69> from <3679> leaving <37>

R3C6 is the only square in row 3 that can be <9>

R8C6 can only be <6>

R8C5 can only be <9>

R3C2 is the only square in row 3 that can be <6>

R5C2 can only be <9>

R1C3 can only be <3>

R5C3 can only be <6>

R9C2 can only be <8>

R9C5 can only be <7>

R8C1 can only be <3>

R9C8 can only be <3>

R3C5 can only be <3>

R7C4 can only be <8>

R9C3 can only be <9>

R3C8 can only be <5>

R8C9 can only be <8>

R1C5 can only be <6>

R2C1 can only be <8>

R2C9 can only be <3>

R3C4 can only be <7>

R5C5 can only be <8>

R3C7 can only be <8>

R7C8 can only be <7>

R5C4 can only be <3>

R7C7 can only be <5>