What happens if my PPC goes out of budget in the 1st hour of the day ?

In this case, you will not get any impression rest of the day.

If you PPC goes out of budget in the first hour, then for rest of the day you will not get any impressions, and your products will not be shown to the buyers however your organic ranking will not be affected and your products will be shown at their organic position

First of all check the daily budget of all the campaign you have set, and if the budget is consume by the campaigns then you have to increase the budget of all those campaigns which are out of budget, and if campaign haven’t consume the daily budget and still showing you out of budget status, then check if you have upload the budget cap which is lower and already consume, then you have to update the budget cap for all campaigns.

That means your budget has been consumed and now for the rest of the day you won’t get any impressions, for this you need to increase the budget and set the bids in such a way to avoid extra spend and it will consume in whole day long.

Then your ad will stop, and amazon will not show your ad all the rest on amazon.

Yes in this case your campaign have $8 budget as well as you have targeted some keywords I think one or two keywords in that campaign spend most budget that’s why your campaign goes out of budget within 1 hour then you need to analyze and set the keywords bids in that way to avoid extra spend.

your campaign will be out of budget.

your campaign will be out of bugdet.

Due to this, you won’t get any impressions for the rest of the day, because you are out of budget now.

At that point, your advertisement will end and Amazon won’t display it for the remainder of time.

It will not be good, because if your PPC goes out of budget in the 1 hour of the day for for the rest of the day your ad will not be shown and you may loose the orders which you were supposed to get if your PPC ran for the entire day