If it is a 5 speed the shift fork may be bent of the cable may be stretched or broken. If it is a automatic the passing gear cable may be unhooked or in need or adjustment.
Once the computer tells the transmission to downshift the car should in theory downshift just as quickly as it upshifts.
Look at getting a new transmission
if it wont downshift it sound like transmission problems
pump the brakes and downshift.
It is important to know when to effectively downshift the brakes. The only time when you should downshift is when you intend to travel a hill downwards. It will most probably wear out the clutch, but doing it is still a better option. You can use the brakes, but it will generate a lot of heat. Eventually it can make the brake fluid to boil. It can make it difficult in handling the car. However, it is only in these situations you should downshift.
To help stop the car by using the braking power of the engine. To save your brake pads from wear.
The transmission computer defaults to second gear when it detects a malfunction and sets a code.
Try the emergency break, also throw it in neautral or with a standard downshift
Downshift when going up hills or when you want to slow down
To downshift motorcycle is squeeze the clutch and shift to the next lowest gear, release the clutch.
Downshift a gear until you have sufficient power without overevving engine.
yes because the clutch is spinning then you mak it quick go the opposite way