blog categories

Why are they so small I am new and need some thrifty help more light ?? Which light 800,1000 led red blue and white or just white full spectrum have 6 going in tent as soon as arrives how many lights for 6 in a 3x5 tent any dent and ding places to get supplies online ?

I created a new Blog category and all my uncategorized blogs are now in there. Is there an easy way to empty them from there and have them in the Uncategorized folder instead rather than having to open and edit each one's categories?