What were the changes Protestants wanted

I hope this isn't confusing! Answer is below(:D)

Protestantism began in Germany in 1517, when Martin Luther published his Ninety-five Theses as a reaction against abuses in the sale of indulgences by the Catholic Church, which purported to offer the remission of the temporal punishment of sins to their purchasers.

The major causes of the protestant reformation include that of political, economic, social, and religious background. ... Economic and social causes: technological advances and the ways the church were collecting revenue, Political: distractions with foreign affairs, problems with marriage, challenges to authority.

Clergy abuse caused people to begin criticizing the Catholic Church. The greed and scandalous lives of the clergy had created a split between them and the peasants. Furthermore, the clergy did not respond to the population's needs, often because they did not speak the local language, or live in their own diocese.

to answer this question you need to explain more

pepin the short[a] (german: pippin der kurze, french: pépin le bref, c. 714 – 24 september 768) was the king of the franks from 751 until his death. he was the first of the carolingians to become king.[b][2]

the younger son of the frankish prince charles martel and his wife rotrude, pepin's upbringing was distinguished by the ecclesiastical education he had received from the monks of st. denis. succeeding his father as the mayor of the palace in 741, pepin reigned over francia jointly with his elder brother carloman. pepin ruled in neustria, burgundy, and provence, while his brother carloman established himself in austrasia, alemannia and thuringia. the brothers were active in suppressing revolts led by the bavarians, aquitanians, saxons, and the alemanni in the early years of their reign. in 743, they ended the frankish interregnum by choosing childeric iii, who was to be the last merovingian monarch, as figurehead king of the franks.