Please capitalize where necessary: relying on a larger number of diffuse power sources can increase a power system’s resilience against blackouts.
A: Relying on a larger number of diffuse power sources can increase a power system’s resilience against blackouts.
Q: you want the docx file back to working condition at any cost, as it had lots of crucial data in like passwords of many of your social accounts, bank account details, your things to do list, etc. on the docx file.

A: You want the DOCX file back to working condition at any cost, as it had lots of crucial data in like passwords of many of your social accounts, bank account details, your things to do list, etc. on the DOCX file.
Q: useful when viewing trends with large number of events and interval samples.
A: Useful when viewing trends with large number of events and interval samples.
Problem: unveiling of morsø banks painting in tørring, on the occasion of "personale dag", conclusion of the project "art and work" www.ak-a.dk
Can you repeat this sentence, but capitalize it?
Answer: Unveiling of Morsø banks painting in Tørring, on the occasion of "personale dag", conclusion of the project "Art and Work" www.ak-a.dk
Text: safety vests for adults with reflective stripes (adult unisex size) was added to your comparison list

Correct capitalization: Safety vests for adults with reflective stripes (adult unisex size) was added to your comparison list
Problem: typically though, it might take about 4 to 8 weeks before apparent improvements could occur.
Can you repeat this sentence, but capitalize it?
Answer:
Typically though, it might take about 4 to 8 weeks before apparent improvements could occur.