as long as you have your laptop plugged in, you can use it.
No.
Laptops have batterys, Desktops dont.
The battery is probably dead.
no not realy it just uses a lot of charging and power
no, becausev you would not be able to plug it into the outlet
No. In fact, newer phones are designed to work alongside laptops and computers (ie - bluetooth, charging, etc).
It is always better to plug in while using a laptop so that it will get charged as you use & when you shut down, it would've been 100% charged.
Most USBs on laptops are 5v +/- 10%. You should not worry about charging your phone through the USB. As a matter of fact, in most cases if a phone is getting an incorrect voltage or too many amps, it will display a warning and just stop the charging.
Parts Gateway sells laptop batteries, accessories, and internal components. There are also non-working laptops that can be used for parts and alternate charging options.
If you are trying to find refurbished discount laptops at the lowest price possible, your best bet is to get them from a trusted dealer online. Retail stores are notorious for charging more than they should and the manufacturer will, too. Dealers are usually looking for a quick sell, so they will have lower prices.
Your iPad may not charge with your Lenovo G530 because the laptop's USB ports may not provide sufficient power for charging devices. Additionally, the USB ports on laptops typically output less power than dedicated chargers. Ensure that you're using a compatible cable, and try connecting the iPad to a wall charger for optimal charging. If the issue persists, there may be a problem with the cable or the iPad's charging port.
The three types of charging mechanisms are wired charging, wireless charging, and fast charging. Wired charging requires a physical connection between the device and the power source, wireless charging enables charging without a direct cable connection but through electromagnetic induction, and fast charging technology allows for quicker charging speeds compared to standard charging methods.