The Hammers slumped to their fourth successive loss at The Hawthorns this afternoon, where a banner reading 'Fat Sam Out' was displayed by the travelling supporters.
"It's not for me to get concerned about off-field stuff. It's for me to focus on these players getting better and getting results," he told reporters at full time.
"I can understand their disapproval because we haven't won for four games - that happens everywhere when it's not going well. I accept the criticism coming my way because it's my responsibility to get it right."
Saido Berahino struck the only goal of the game this afternoon.