Please capitalize where necessary: if your pc opens the hmi file, but it's the wrong application, you'll need to change your windows registry file association settings. in other words, windows is associating hmi file extensions with the wrong software program.
A: If your PC opens the HMI file, but it's the wrong application, you'll need to change your Windows registry file association settings. In other words, Windows is associating HMI file extensions with the wrong software program.

Please capitalize where necessary: a resolution or amendment is introduced if proposed by any developer and sponsored by at least k other developers, or if proposed by the project leader or the technical committee.
A: A resolution or amendment is introduced if proposed by any Developer and sponsored by at least K other Developers, or if proposed by the Project Leader or the Technical Committee.

Please capitalize where necessary: yet this intervening period need not be wasted. it should be used to cut down the obstructions in his character and to fill up the deficiencies in his equipment.
A: Yet this intervening period need not be wasted. It should be used to cut down the obstructions in his character and to fill up the deficiencies in his equipment.

Please capitalize where necessary: the international expert ranking awards prizes in 10 different categories for outstanding performances and services in the european amusement park industry, entrepreneurial courage and noteworthy innovations.
A:
The international expert ranking awards prizes in 10 different categories for outstanding performances and services in the European amusement park industry, entrepreneurial courage and noteworthy innovations.