Please capitalize where necessary: in the neolithic period the flintworkers achieved very high technical standards. the magnificent dagger from hindsgavl with its blade less than 1 cm thick is the finest example of the flintworkers’ outstanding skills at the end of the stone age.
A: In the Neolithic period the flintworkers achieved very high technical standards. The magnificent dagger from Hindsgavl with its blade less than 1 cm thick is the finest example of the flintworkers’ outstanding skills at the end of the Stone Age.
Q: electromagnetic fields have different frequencies - expressed in hertz (hz), or oscillations per second - suited to different uses, for example:

A: Electromagnetic fields have different frequencies - expressed in Hertz (Hz), or oscillations per second - suited to different uses, for example:
Q: product descriptions and specifications are based on information sites of manufacturers. scope of delivery, performance and appearance of a vacuum cleaner magnit rmv-1644 are subject to change without notice.
A: Product descriptions and specifications are based on information sites of manufacturers. Scope of delivery, performance and appearance of a vacuum cleaner MAGNIT RMV-1644 are subject to change without notice.
Problem: for starters, it supports both 4k and hdr now.
Can you repeat this sentence, but capitalize it?
Answer: For starters, it supports both 4K and HDR now.
Text: the new dlc will be available for xbox 360 and ps3, you may later be available also for pc.

Correct capitalization: The new DLC will be available for Xbox 360 and PS3, you may later be available also for PC.
Q: counted in a census in københoved, skrave, denmark
A:
Counted in a census in Københoved, Skrave, Denmark