Hello sir, how to stop nose block can't smell...

What is the treatment for nasal congestion?
Mostly, nasal congestion occurs due to a cold, which results from a viral infection. In most cases, the symptoms disappear without treatment. Treatments such as Congestal tabs can be used to relieve nasal congestion, and a nasal spray containing oxymetazoline can be used twice daily in the nose. In addition to inhaling warm water vapor (nasal fumigation), it is also possible to get benefit from using an antihistamine such as loratadine once a day for 5 days. It is recommended to drink a lot of warm liquids such as anise, chamomile, and ginger, while using a pain reliever and fever reducer such as paracetamol. Bacterial infections, an antibiotic such as Augmentin may be used
 
What are the necessary medical tests?
Usually, cold cases do not require any medical examination and are diagnosed clinically, but a complete blood test can be done to detect the presence of infections represented by high white blood cells, and the nose can also be examined to rule out the presence of polyps in the nose.
What are the causes of nasal congestion?
1. Flu
2. Nasal allergy
3. Sinus infections
4. Polyps in the nose
5. Deviated nasal septum
6. Other reasons
Recommendation:
Follow the previous instructions, and if there is no improvement, it's recommended to visit your family doctor.