Kindly refer to the following links:
Ruling on the sutrah and invalidation of one’s prayer if an adult woman walks in front (website)
Walking or Passing in front of a person who is praying | Sheikh Assim Al Hakeem
What is the minimum distance required to cross in front of someone who is praying?
Distance required when praying? (new)
People praying their sunnah while Imam is facing them
Woman passing in front of someone who is praying renders their prayer invalid?
Is it compulsory to have a Sutra in front of you while praying alone?
Can I take few steps forward or sideways if I don't have sutra when making up rakah
What is a Sutra & how high must it be?
How tall does a Sutra have to be?
Is passing something with your hand in front of a person who is praying allowed?