 After the release of B 'Day , and before " Upgrade U " ' s official release as a single , the song gained popularity on R & B and hip hop radio stations in the United States . Consequently , it entered the US Hot R & B / Hip @-@ Hop Songs chart , and later the US Billboard Hot 100 chart at number 92 in the issue dated November 18 , 2006 . After its release as a promotional single , it reached a peak at number fifty @-@ nine on the Hot 100 chart and a peak at number 11 on the R & B / Hip @-@ Hop Songs chart . The song re @-@ entered the " Hot 100 " chart on four occasions : it first fell out of the chart on January 13 , 2007 ; re @-@ entered on January 20 , 2007 , at number 94 and charted for two weeks only ; it re @-@ entered the chart on February 10 , 2007 , and was given the title of ' Best Comeback ' , though it fell off the chart the following week ; it re @-@ entered seven weeks later on March 24 , 2007 , at number 98 , and stayed there for two weeks ; The song made its last comeback on the Hot 100 chart on April 14 , 2007 , at number eighty , once again gaining the title of the ' Best Comeback ' . This time it remained in the chart for five weeks . Overall , it remained on the Hot 100 for eighteen non @-@ consecutive weeks . Although not officially released in the United Kingdom , " Upgrade U " charted for three weeks on the UK Singles Chart and peaked at number 176 on May 19 , 2007 . 
