Removing unwanted hair

Q: When it comes to removing the hair from the private parts, there is a natural line from where the private parts start below which all hair is to be
removed. My question is does the hair between the naval and the natural line need to be removed?

Q: I want to ask a question regarding hair removal from  private areas. Can I know if we can extend time due to dryness, pimples, or rashes, etc? If we do extend the time of hair removing during this condition, will it be haraam?

Q: When trimming  the hair of the private parts, is it compulsory to remove every single hair there as it is difficult for me? I remove as many as I can but not all of them, so please suggest is it ok? Or can I apply hair removal cream there?

Q: Is it Sunnah to clip nails an unwanted hair on Friday?

Q: Is it permissable for women to shave?

Q: If one does not shave the hair of armpits and pubic hair for more than 40 days, will his salah be accepted?

Q: Does one have to clean hairs even after menopause?

Q: I would like to know detailed rulings on Pubic Hair and Hair under Armpits.

1. Is there any time limit like 40 days? Is that Fard, Wajid or Sunnah?
2. Is it true that one's supplication will get no answer if those hairs are not removed within 40 days?
3. Can we use Hair Removing Cream or Lotion instead of Scissors, Razor or some other sharp things since they are risky in handling?
4. Actual boundaries of Pubic/Under Armpit Hair to be removed?
5. Hair around the Anus?

Q: Is it permissible to shave the hair in the upper thighs (close to the private parts) and the hair in the rear (buttock)?

Q: 

1. I am currently 6 months pregnant. I am experiencing slight difficulty in shaving pubic hair. Is it permissible to have waxing done by a female Muslim?
2. Is it permissible to trim the hair due to split ends?
3. Is it permissible for a female to cut hair in layers?