Please capitalize where necessary: editing of files has improved as well. previously, you could open files in a shared folder only by selecting a different installed application on the device to edit it.
A: Editing of files has improved as well. Previously, you could open files in a shared folder only by selecting a different installed application on the device to edit it.

Q: this allows the intelligence of windows to decide the correct software application to open your !ut file.

A: This allows the intelligence of Windows to decide the correct software application to open your !UT file.

Q: our support group anxiety and depression
A: Our support group anxiety and depression

Problem: on 9. december 2011
Can you repeat this sentence, but capitalize it?
Answer: On 9. December 2011

Text: more accurate tests were performed at the end of 1890, by the hungarian physicist roland von eotvos (1848-1919).

Correct capitalization: More accurate tests were performed at the end of 1890, by the Hungarian physicist Roland von Eotvos (1848-1919).

Text: weather in humberside, gb (weather station)

Correct capitalization:
Weather in Humberside, GB (Weather Station)