To switch between windows, use the key combo Alt+tab to move forward between windows but use Alt+shift to move backwards. Use tab to move between each window you have.
Another way is to use the key combo windows key+tab but it doesn't seen to be used as often as its not "in rows".
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so id assume you need a battery like in the photo. to attach it you should be able to look at the top of the battery and just click the battery component onto the battery. sorry if im using the incorrect terms.
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i think bc you have to be a tutor or it could be a glitch
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